Comparison 2026 · Samsung Galaxy S21

The 10 best Samsung Galaxy S21

Thousands of features, customer ratings and daily prices analysed. Updated: November 2026.

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  • ✓ Last updated on 14 November 2026

Best overall
Samsung Galaxy S21 FE 5G, 128GB, SIM Free Smartphone, White, 3 Year Extended Warranty (UK version)

Samsung

Samsung Galaxy S21 FE 5G, 128GB, SIM Free Smartphone, White, 3 Year Extended Warranty (UK version)

Our smartphone is based on what you love, so you can experience and enjoy exactly that every day

861 views today

Score 9.9/10 Excellent
View deal

Available on Amazon

Product features

  • Our smartphone is based on what you love, so you can experience and enjoy exactly that every day
  • The Portrait mode focuses on the subject - simply add an effect to give the photo a different mood, and then upload it directly from your 5G phone to your social media
  • An immersive mobile phone screen that is so impressive that you can almost forget what is real; the large dynamic AMOLED display of the Galaxy S21 FE 5G with up to 120 Hz refresh rate provides vibrant colours and brightness even in bright sunlight
  • The powerful processor is energy-efficient and so smart that you can experience graphic-heavy gaming and multitasking on your Android phone as you like it
  • The 4500 mAh battery capacity, together with the energy-efficient display and powerful processor, ensures a durable battery performance, even on a 5G network, so you can binge on episodes and check out all the latest drops without having to put down your 5G smartphone
  • Availability – Nur noch wenige auf Lager – Only 8 left in stock.
Best value
−17 % kwmobile Case for Samsung Galaxy S21 Case - Soft Cover - Shockproof TPU Material - Wireless Charging - Black Matte

kwmobile

kwmobile Case for Samsung Galaxy S21 Case - Soft Cover - Shockproof TPU Material - Wireless Charging - Black M...

COMPATIBILITY: Compatible with Samsung Galaxy S21. CAUTION: Does not fit Samsung Galaxy S21+ or S21 Ultra!

120 views today

Score 9.5/10 Excellent

Today only 17 % off – save £1.20! was £7.19

View deal

Available on Amazon

Product features

  • COMPATIBILITY: Compatible with Samsung Galaxy S21. CAUTION: Does not fit Samsung Galaxy S21+ or S21 Ultra!
  • Non-Slip: This Galaxy S21 Cover with a TPU finish provides a soft, comfortable grip and fingerprints are easily wiped away
  • Durable & shockproof: TPU Silicone cushions and protects against shocks, falls, drops, scratches and bumps
  • Easy access: Precise cutouts on phone cover enable easy access to all buttons, ports and camera
  • Clean & Slim: Lightweight TPU with a silky matte finish keeps the case thin and attracts less dust and lint than liquid silicone – ideal for pockets, bags and everyday use.
  • Availability – Nur noch wenige auf Lager – Only 12 left in stock.
Samsung Galaxy S22 Ultra 5G Mobile Phone 128GB SIM Free Android Smartphone Phantom Black

Samsung

Samsung Galaxy S22 Ultra 5G Mobile Phone 128GB SIM Free Android Smartphone Phantom Black

Our fastest, most powerful chip ever. That means, a faster CPU and GPU compared to Galaxy S21 Ultra. It’s an epic leap for smartphone technology.

524 views today

Score 9.5/10 Excellent
View deal

Available on Amazon

Product features

  • Our fastest, most powerful chip ever. That means, a faster CPU and GPU compared to Galaxy S21 Ultra. It’s an epic leap for smartphone technology.
  • Sunlight, meet Galaxy S22’s brightest display. The Stunning Dynamic AMOLED 2x display is crafted specifically for high outdoor visibility, keeping the view clear in bright daylight.
  • Fast Charge that outlasts the day. The battery intelligently adapts to how you use your phone, so it lasts beyond 24 hours.
  • It’s our brightest innovation yet. The sensor pulls in more light, the Super Clear Glass dials downs lens flare, and fast-acting AI delivers near-instant intelligent processing.
  • The OIS correction angle has been improved by 58% and works with faster motion sampling to stabilise your shots. Meanwhile super HDR adjusts the colour frame-by-frame to keep every frame looking gorgeous.
  • S Pen fits right into S for the first time. Eject it from the bottom of the phone to write, sketch or control your phone. Improved latency in Samsung Notes makes every pen stroke feel as natural as ink on paper
  • Availability – Nur noch wenige auf Lager – Only 3 left in stock.
Samsung Galaxy S22 5G Mobile Phone 128GB SIM Free Android Smartphone Phantom Black

Samsung

Samsung Galaxy S22 5G Mobile Phone 128GB SIM Free Android Smartphone Phantom Black

It’s our brightest innovation yet. The sensor pulls in more light, the Super Clear Glass dials downs lens flare, and fast-acting AI delivers near-instant intelligent processing.

360 views today

Score 9.4/10 Very good
View deal

Available on Amazon

Product features

  • It’s our brightest innovation yet. The sensor pulls in more light, the Super Clear Glass dials downs lens flare, and fast-acting AI delivers near-instant intelligent processing.
  • The OIS correction angle has been improved by 58% and works with faster motion sampling to stabilise your shots. Meanwhile super HDR adjusts the colour frame-by-frame to keep every frame looking gorgeous.
  • Sunlight, meet Galaxy S22’s bright display. The Stunning Dynamic AMOLED 2x display is crafted specifically for high outdoor visibility, keeping the view clear in bright daylight.
  • Bring the crew together with Google Duo. There, you can watch movies together, streaming high-quality video just like IRL.
  • Our fastest, most powerful chip ever. That means, a faster CPU and GPU compared to Galaxy S21 Ultra. It’s an epic leap for smartphone technology.
  • Fast Charge that outlasts the day. The battery intelligently adapts to how you use your phone, so it lasts beyond 24 hours.
  • Availability – Auf Lager – In stock
Samsung Galaxy S21 FE 5G SM-G990BZAFEUB smartphone 16.3 cm (6.4") Dual SIM Android 11 USB Type-C 6 GB 128 GB 4500 mAh Graphite

Samsung

Samsung Galaxy S21 FE 5G SM-G990BZAFEUB smartphone 16.3 cm (6.4") Dual SIM Android 11 USB Type-C 6 GB 128 GB 4...

Display: 6.4 inch

166 views today

Score 9.2/10 Very good
View deal

Available on Amazon

Product features

  • Display: 6.4 inch
  • Processor: Qualcomm Snapdragon 888
  • Main camera: 12MP + 12MP + 8MP
  • Front camera: 32 MP
  • Design: smartphone
  • Availability – Nur noch wenige auf Lager – Only 15 left in stock.
Samsung Galaxy S21 FE 5G SM-G990BZAFEUE smartphone 16,3 cm (6.4") Double SIM Android 11 USB Type-C 6 Go 128 Go 4500 mAh

Samsung

Samsung Galaxy S21 FE 5G SM-G990BZAFEUE smartphone 16,3 cm (6.4") Double SIM Android 11 USB Type-C 6 Go 128 Go...

Samsung galaxy s21 fe 5g sm g990b 16.3 cm 6.4 android 11 usb type c 6 gb 128 gb 4500 mah black

220 views today

Score 9.1/10 Very good
View deal

Available on Amazon

Product features

  • Samsung galaxy s21 fe 5g sm g990b 16.3 cm 6.4 android 11 usb type c 6 gb 128 gb 4500 mah black
  • Product type: CELLULAR_PHONE
  • Brand: Samsung
  • Availability – Nur noch wenige auf Lager – Only 3 left in stock.
Samsung Galaxy S21 5G Smartphone SIM Free Android Mobile Phone Phantom Grey 128GB (Spanish Version)

Samsung

Samsung Galaxy S21 5G Smartphone SIM Free Android Mobile Phone Phantom Grey 128GB (Spanish Version)

The full range of enthusiasm

207 views today

Score 9/10 Very good
View deal

Available on Amazon

Product features

  • The full range of enthusiasm
  • Makes almost any picture unforgettable
  • One of the fastest chips is used on the Galaxy S21 FE 5G
  • Availability – Nur noch wenige auf Lager – Only 9 left in stock.
Samsung Galaxy A71 Mobile Phone; Sim Free Smartphone - Prism Crush Black, (UK Version)

Samsung

Samsung Galaxy A71 Mobile Phone; Sim Free Smartphone - Prism Crush Black, (UK Version)

Camera: capture the world in all its glory with a powerful 64MP Rear Camera

747 views today

Score 8.7/10 Good
View deal

Available on Amazon

Product features

  • Camera: capture the world in all its glory with a powerful 64MP Rear Camera
  • Design: designed to stand out and turn heads with An immersive Super AMOLED Infinity-O Display
  • Battery: giving you the freedom to go even further
  • Video: you can film super-smooth action, putting professional mobile video at your fingertips
  • What's in the box: Samsung Galaxy A71 Prism Crush Black smartphone, UK charger, user manual, warranty card tray pin, earphones
  • Availability – Nur noch wenige auf Lager – Only 1 left in stock.
Spigen Tough Armor Case for Samsung Galaxy S21 - Black | Black

Spigen

Spigen Tough Armor Case for Samsung Galaxy S21 - Black | Black

Tpu and polycarbonate dual layer design

258 views today

Score 8.5/10 Good
View deal

Available on Amazon

Product features

  • Tpu and polycarbonate dual layer design
  • Air cushion technology for all corner protection
  • Reinforced kickstand for hands free viewing
  • Raised bezels for screen and camera protection off flat surfaces
  • Cutouts for optional functions to be accessible
  • Availability – Auf Lager – In stock

More information on the top products

All details come from the manufacturer. Prices and availability may have changed since they were last retrieved.

Samsung Galaxy S21 FE 5G, 128GB, SIM Free Smartphone, White, 3 Year Extended Warranty (UK version)

Samsung

Samsung Galaxy S21 FE 5G, 128GB, SIM Free Smartphone, White, 3 Year Extended Warranty (UK version)

  • No. 1 in the comparison · Score 9.9/10 (Excellent)
  • Now £467.35
  • Nur noch wenige auf Lager – Only 8 left in stock.

Our smartphone is based on what you love, so you can experience and enjoy exactly that every day

Technical details

Colour
White
Manufacturer
Samsung
Size
128GB
Quantity
1
Weight
0.18 kg
Dimensions
0.8 × 7.6 × 15.7 cm

Product features

  • Our smartphone is based on what you love, so you can experience and enjoy exactly that every day
  • The Portrait mode focuses on the subject - simply add an effect to give the photo a different mood, and then upload it directly from your 5G phone to your social media
  • An immersive mobile phone screen that is so impressive that you can almost forget what is real; the large dynamic AMOLED display of the Galaxy S21 FE 5G with up to 120 Hz refresh rate provides vibrant colours and brightness even in bright sunlight
  • The powerful processor is energy-efficient and so smart that you can experience graphic-heavy gaming and multitasking on your Android phone as you like it
  • The 4500 mAh battery capacity, together with the energy-efficient display and powerful processor, ensures a durable battery performance, even on a 5G network, so you can binge on episodes and check out all the latest drops without having to put down your 5G smartphone
kwmobile Case for Samsung Galaxy S21 Case - Soft Cover - Shockproof TPU Material - Wireless Charging - Black Matte

kwmobile

kwmobile Case for Samsung Galaxy S21 Case - Soft Cover - Shockproof TPU Material - Wireless Charging - Black Matte

  • No. 2 in the comparison · Score 9.5/10 (Excellent)
  • Now £5.99 was £7.19
  • Nur noch wenige auf Lager – Only 12 left in stock.

COMPATIBILITY: Compatible with Samsung Galaxy S21. CAUTION: Does not fit Samsung Galaxy S21+ or S21 Ultra!

Technical details

Colour
black matte
Manufacturer
KW-Commerce
Size
Galaxy S21
Quantity
1
Dimensions
15.2 × 7.4 × 1.0 cm

Product features

  • COMPATIBILITY: Compatible with Samsung Galaxy S21. CAUTION: Does not fit Samsung Galaxy S21+ or S21 Ultra!
  • Non-Slip: This Galaxy S21 Cover with a TPU finish provides a soft, comfortable grip and fingerprints are easily wiped away
  • Durable & shockproof: TPU Silicone cushions and protects against shocks, falls, drops, scratches and bumps
  • Easy access: Precise cutouts on phone cover enable easy access to all buttons, ports and camera
  • Clean & Slim: Lightweight TPU with a silky matte finish keeps the case thin and attracts less dust and lint than liquid silicone – ideal for pockets, bags and everyday use.
Samsung Galaxy S22 Ultra 5G Mobile Phone 128GB SIM Free Android Smartphone Phantom Black

Samsung

Samsung Galaxy S22 Ultra 5G Mobile Phone 128GB SIM Free Android Smartphone Phantom Black

  • No. 3 in the comparison · Score 9.5/10 (Excellent)
  • Now £424.99
  • Nur noch wenige auf Lager – Only 3 left in stock.

Our fastest, most powerful chip ever. That means, a faster CPU and GPU compared to Galaxy S21 Ultra. It’s an epic leap for smartphone technology.

Technical details

Colour
Black
Manufacturer
Samsung
Size
128 GB
Quantity
1
Weight
0.37 kg
Dimensions
0.0 × 0.0 × 0.0 cm

Product features

  • Our fastest, most powerful chip ever. That means, a faster CPU and GPU compared to Galaxy S21 Ultra. It’s an epic leap for smartphone technology.
  • Sunlight, meet Galaxy S22’s brightest display. The Stunning Dynamic AMOLED 2x display is crafted specifically for high outdoor visibility, keeping the view clear in bright daylight.
  • Fast Charge that outlasts the day. The battery intelligently adapts to how you use your phone, so it lasts beyond 24 hours.
  • It’s our brightest innovation yet. The sensor pulls in more light, the Super Clear Glass dials downs lens flare, and fast-acting AI delivers near-instant intelligent processing.
  • The OIS correction angle has been improved by 58% and works with faster motion sampling to stabilise your shots. Meanwhile super HDR adjusts the colour frame-by-frame to keep every frame looking gorgeous.
Samsung Galaxy S22 5G Mobile Phone 128GB SIM Free Android Smartphone Phantom Black

Samsung

Samsung Galaxy S22 5G Mobile Phone 128GB SIM Free Android Smartphone Phantom Black

  • No. 4 in the comparison · Score 9.4/10 (Very good)
  • Now £269.99
  • Auf Lager – In stock

It’s our brightest innovation yet. The sensor pulls in more light, the Super Clear Glass dials downs lens flare, and fast-acting AI delivers near-instant intelligent processing.

Technical details

Colour
Black
Manufacturer
Samsung
Size
128GB
Quantity
1
Weight
0.17 kg
Dimensions
7.9 × 16.0 × 2.0 cm

Product features

  • It’s our brightest innovation yet. The sensor pulls in more light, the Super Clear Glass dials downs lens flare, and fast-acting AI delivers near-instant intelligent processing.
  • The OIS correction angle has been improved by 58% and works with faster motion sampling to stabilise your shots. Meanwhile super HDR adjusts the colour frame-by-frame to keep every frame looking gorgeous.
  • Sunlight, meet Galaxy S22’s bright display. The Stunning Dynamic AMOLED 2x display is crafted specifically for high outdoor visibility, keeping the view clear in bright daylight.
  • Bring the crew together with Google Duo. There, you can watch movies together, streaming high-quality video just like IRL.
  • Our fastest, most powerful chip ever. That means, a faster CPU and GPU compared to Galaxy S21 Ultra. It’s an epic leap for smartphone technology.
Samsung Galaxy S21 FE 5G SM-G990BZAFEUB smartphone 16.3 cm (6.4") Dual SIM Android 11 USB Type-C 6 GB 128 GB 4500 mAh Graphite

Samsung

Samsung Galaxy S21 FE 5G SM-G990BZAFEUB smartphone 16.3 cm (6.4") Dual SIM Android 11 USB Type-C 6 GB 128 GB 4500 mAh Graphite

  • No. 5 in the comparison · Score 9.2/10 (Very good)
  • Now £259.00
  • Nur noch wenige auf Lager – Only 15 left in stock.

Display: 6.4 inch

Technical details

Colour
Grey
Manufacturer
Samsung
Weight
0.18 kg
Dimensions
7.4 × 0.8 × 15.5 cm

Product features

  • Display: 6.4 inch
  • Processor: Qualcomm Snapdragon 888
  • Main camera: 12MP + 12MP + 8MP
  • Front camera: 32 MP
  • Design: smartphone
Samsung Galaxy S21 FE 5G SM-G990BZAFEUE smartphone 16,3 cm (6.4") Double SIM Android 11 USB Type-C 6 Go 128 Go 4500 mAh

Samsung

Samsung Galaxy S21 FE 5G SM-G990BZAFEUE smartphone 16,3 cm (6.4") Double SIM Android 11 USB Type-C 6 Go 128 Go 4500 mAh

  • No. 6 in the comparison · Score 9.1/10 (Very good)
  • Now £249.00
  • Nur noch wenige auf Lager – Only 3 left in stock.

Samsung galaxy s21 fe 5g sm g990b 16.3 cm 6.4 android 11 usb type c 6 gb 128 gb 4500 mah black

Technical details

Colour
black
Manufacturer
Samsung
Size
Standard
Quantity
1
Weight
0.18 kg
Dimensions
0.8 × 7.4 × 15.5 cm

Product features

  • Samsung galaxy s21 fe 5g sm g990b 16.3 cm 6.4 android 11 usb type c 6 gb 128 gb 4500 mah black
  • Product type: CELLULAR_PHONE
  • Brand: Samsung
Samsung Galaxy S21 5G Smartphone SIM Free Android Mobile Phone Phantom Grey 128GB (Spanish Version)

Samsung

Samsung Galaxy S21 5G Smartphone SIM Free Android Mobile Phone Phantom Grey 128GB (Spanish Version)

  • No. 7 in the comparison · Score 9/10 (Very good)
  • Now £239.00
  • Nur noch wenige auf Lager – Only 9 left in stock.

The full range of enthusiasm

Technical details

Colour
Grey
Manufacturer
SAMSUNG
Size
128GB
Quantity
1
Weight
0.17 kg
Dimensions
16.0 × 4.1 × 2.0 cm

Product features

  • The full range of enthusiasm
  • Makes almost any picture unforgettable
  • One of the fastest chips is used on the Galaxy S21 FE 5G
Samsung Galaxy S21+ 5G Smartphone SIM Free Android Mobile Phone Phantom Black 128GB (French Version)

Samsung

Samsung Galaxy S21+ 5G Smartphone SIM Free Android Mobile Phone Phantom Black 128GB (French Version)

  • No. 8 in the comparison · Score 8.8/10 (Good)
  • Now £229.00
  • Auf Lager – In stock

SM-G996BZKDEUH

Technical details

Colour
Black
Manufacturer
Samsung
Quantity
1
Weight
0.20 kg

Product features

  • SM-G996BZKDEUH
Samsung Galaxy A71 Mobile Phone; Sim Free Smartphone - Prism Crush Black, (UK Version)

Samsung

Samsung Galaxy A71 Mobile Phone; Sim Free Smartphone - Prism Crush Black, (UK Version)

  • No. 9 in the comparison · Score 8.7/10 (Good)
  • Now £165.00
  • Nur noch wenige auf Lager – Only 1 left in stock.

Camera: capture the world in all its glory with a powerful 64MP Rear Camera

Technical details

Colour
Black
Manufacturer
Samsung
Size
128GB
Quantity
1
Weight
0.29 kg
Dimensions
0.8 × 7.6 × 16.3 cm

Product features

  • Camera: capture the world in all its glory with a powerful 64MP Rear Camera
  • Design: designed to stand out and turn heads with An immersive Super AMOLED Infinity-O Display
  • Battery: giving you the freedom to go even further
  • Video: you can film super-smooth action, putting professional mobile video at your fingertips
  • What's in the box: Samsung Galaxy A71 Prism Crush Black smartphone, UK charger, user manual, warranty card tray pin, earphones
Spigen Tough Armor Case for Samsung Galaxy S21 - Black | Black

Spigen

Spigen Tough Armor Case for Samsung Galaxy S21 - Black | Black

  • No. 10 in the comparison · Score 8.5/10 (Good)
  • Now £19.99
  • Auf Lager – In stock

Tpu and polycarbonate dual layer design

Technical details

Colour
Black
Manufacturer
Spigen Korea Co., Ltd.
Size
15.7 cm
Quantity
1
Weight
0.07 kg
Dimensions
15.7 × 7.6 × 1.3 cm

Product features

  • Tpu and polycarbonate dual layer design
  • Air cushion technology for all corner protection
  • Reinforced kickstand for hands free viewing
  • Raised bezels for screen and camera protection off flat surfaces
  • Cutouts for optional functions to be accessible

What matters when buying Samsung Galaxy S21

Choosing the Right Samsung Galaxy S21 Model

When selecting a Samsung Galaxy S21 smartphone, consider the specific model that best suits your requirements. The Galaxy S21 series includes the standard S21, S21 FE (Fan Edition), and S21 Ultra. The standard S21 offers a balanced performance with a compact design, while the S21 FE generally features a larger display and may come with additional software features. The S21 Ultra is designed for users seeking advanced camera capabilities, larger display, and higher specifications. Assess personal needs such as camera quality, display size, and battery life before deciding on a model.

Storage Capacity and Performance

Storage options are a key consideration when choosing a Samsung Galaxy S21. Models typically come with varying internal storage capacities, commonly starting at 128GB. For users who store large amounts of media, such as photos and videos, or who frequently download apps, a higher storage option is advisable. Additionally, consider the performance specifications, including the processor and RAM, as these will impact the overall speed and multitasking capabilities of the device.

Screen Protectors and Accessories

Protecting the display of the Samsung Galaxy S21 is important to maintain its condition over time. Various screen protectors are available, including tempered glass and flexible films. Tempered glass protectors often provide better scratch resistance and durability, while flexible films tend to be more case-friendly and may offer additional features such as in-display fingerprint support. When selecting a screen protector, ensure compatibility with the specific model of the Galaxy S21 to achieve optimal protection without hindering usability.

Charging Solutions

Another consideration is the charging accessories compatible with the Samsung Galaxy S21. The device supports fast charging, and using a suitable charger can enhance the charging efficiency. Look for USB Type-C chargers that meet the necessary power output standards for fast charging. In addition to chargers, consider options such as power banks or wireless charging pads for added convenience, especially for users who are frequently on the move.

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Footnotes

* Terms such as "best" and similar expressions reflect our personal assessment.

** Prices and availability may have changed since they were last retrieved. The price shown by the seller at the time of purchase applies.

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