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Samsung Galaxy S21 5G

Samsung Galaxy S21 5G deals

Find the best deal on the Samsung Galaxy S21 5G from 0 options.

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Budget buyers who want a compact Samsung flagship experience with 5G and a capable triple camera, and are comfortable with a phone that has reached the end of its major software update cycle.

Samsung Galaxy S21 5G Contract

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Samsung Galaxy S21 5G vs Galaxy S22 5G — Key Differences

Feature Samsung Galaxy S21 5G Samsung Galaxy S22 5G
Display 6.2" FHD+ AMOLED, 120Hz, 1,300 nits 6.1" FHD+ AMOLED, 120Hz, 1,300 nits
Chipset Exynos 2100 (UK) Exynos 2200 (UK)
Camera system 12MP + 12MP UW + 64MP 3x hybrid 50MP + 12MP UW + 10MP 3x optical
Battery 4,000mAh, 25W wired 3,700mAh, 25W wired
Build / Design Glasstic back, 169g Glass back, 167g
Storage options 128GB / 256GB 128GB / 256GB

Frequently Asked Questions

Is the Samsung Galaxy S21 5G still worth buying?
The Galaxy S21 5G can still be a reasonable choice if you find it at a heavily discounted price and do not need the latest software updates. The Exynos 2100 handles everyday tasks well and the camera produces good photos. However, with software support nearing its end, most buyers would be better served by a newer mid-range phone like the Galaxy A55 unless the S21 5G is significantly cheaper.
How good is the Samsung Galaxy S21 5G camera?
The triple camera system with a 12MP main, 12MP ultrawide, and 64MP telephoto produces reliably good photos in most conditions. The main sensor with OIS handles low-light situations well, and the telephoto provides a useful 3x hybrid zoom. It also supports 8K video recording, though 4K at 60fps is the more practical option for everyday use.
Does the Samsung Galaxy S21 5G have a headphone jack?
No, the Galaxy S21 5G does not have a 3.5mm headphone jack. Samsung removed it starting with the S21 series. You can use USB-C wired earphones or Bluetooth headphones. The phone also does not include a charger in the box, only a USB-C cable.
Does the Samsung Galaxy S21 5G support expandable storage?
No, the Galaxy S21 5G removed the microSD card slot that was present in earlier S-series phones. It is available in 128GB and 256GB storage options. If you need expandable storage, you would need to look at mid-range options like the Galaxy A-series instead.
How long does the Samsung Galaxy S21 5G battery last?
The 4,000mAh battery comfortably lasts a full day with typical use. It supports 25W wired fast charging, 15W wireless charging, and 4.5W reverse wireless charging. The efficient Exynos 2100 chip helps with power management, though heavy gaming or camera use will drain the battery faster.
How does the Samsung Galaxy S21 5G compare to the Samsung Galaxy S22 5G?
The S22 5G improves on the S21 with a brighter display, a new 50MP main camera with better low-light performance, the Exynos 2200 chipset with an AMD GPU, and Gorilla Glass Victus+ protection. The S22 also received one additional year of software support. Both share the same 6.1-6.2 inch form factor and 4,000mAh battery with 25W charging. Compare Samsung Galaxy S22 5G deals.

Samsung Galaxy S21 5G Specifications

General

Dimensions

151.7 x 71.2 x 7.9

Weight

169 g

SIM

· Nano-SIM +

Operating System

Android 11, up to 4 major upgrades

Colours

Phantom Gray, Phantom White, Phantom Violet, Phantom Pink

Radio

FM radio (Snapdragon model only; market/operator dependent)

Body

Phantom Gray, Phantom White, Phantom Violet, Phantom Pink

Camera

Primary Camera Megapixels

64

Primary Camera

12 , f/1.8, 26mm (wide), 1/1.76", 1.8µm, dual pixel PDAF, OIS

Primary Camera Video

8K@24fs, 4K@30/60fs, 1080@30/60/120/240fs, HDR10+, stereo sound rec., gyro-EIS

Second Camera

12 , f/1.8, 26mm (wide), 1/1.76", 1.8µm, dual pixel PDAF, OIS

Third Camera

12 , f/1.8, 26mm (wide), 1/1.76", 1.8µm, dual pixel PDAF, OIS

Selfie Camera Features

HDR

Primary Selfie Camera

10 , f/2.2, 26mm (wide), 1/3.24", 1.22µm, dual pixel PDAF

Video Resolution

4320

Selfie Video Resolution

4K@30/60fs, 1080@30fs

Display

Type

Dynamic AMOLED 2X, 120Hz, HDR10+, 1300 nits (peak)

Display Size

6.2

Display Resolution

1080 x 2400 pixels, 20:9 ratio (~421 ppi density)

Display Protection

Corning Gorilla Glass Victus

CPU & Memory

Chipset

Exynos 2100

GPU

Mali-G78 MP14 - International

CPU

Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International

Memory Card Slot

No

Internal Storage

128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM

Sound

Loudspeaker

Yes, with stereo speakers

3.5mm Jack

No

Connectivity & Data

2G

GSM 850 / 900 / 1800 / 1900

3G

HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100

4G

1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 46, 48, 66, 71 - SM-G991U1

5G

2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-G991U1

Network Speed

HSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 2000/200 Mbps, 5G (5+ Gbps DL)

Network Technology

GSM / CDMA / HSPA / EVDO / LTE / 5G

Wi-Fi

Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct

Bluetooth

5.0, A2DP, LE

USB

USB Type-C 3.2, OTG

NFC

Yes

GPS

GPS, GLONASS, BDS, GALILEO

Battery

Battery

4000

Charging

25W wired, PD3.0 15W wireless (Qi) 4.5W reverse wireless

Other

Sensors

Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer