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Samsung Galaxy S7 vs T-Mobile Revvl 5G vs Samsung Galaxy S21

Compare phone and tablet specifications of up to three devices at once.

Comparison mode:

Display

Size:

5.1 inches
6.5 inches
6.2 inches

Resolution:

2560 x 1440 pixels, 16:9 ratio, 576 PPI
2340 x 1080 pixels, 19.5:9 ratio, 395 PPI
2400 x 1080 pixels, 20:9 ratio, 424 PPI

Technology:

Super AMOLED
Dynamic AMOLED

Refresh rate:

60Hz
120Hz (adaptive)

Screen-to-body:

72.30 %
83.07 %
86.06 %

Peak brightness:

855 cd/m2 (nit)
1300 cd/m2 (nit)

Features:

Scratch-resistant glass (Corning Gorilla Glass 4), Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 820 MSM8996
Qualcomm Snapdragon 765 SM7250-AA
Qualcomm Snapdragon 888

Processor:

Quad-core, 2200 MHz, Kryo, 64-bit, 14 nm
Octa-core, 2400 MHz, Kryo 475, 64-bit, 7 nm
Octa-core, 2840 MHz, Kryo 680, 64-bit, 5 nm

GPU:

Adreno 530
Adreno 620
Adreno 660

RAM:

4GB LPDDR4
6GB LPDDR4
8GB LPDDR5

Internal storage:

32GB (UFS), available to use: 24.5 GB
128GB
128GB (UFS 3.0), not expandable

Storage expansion:

microSDXC up to 200 GB
microSDXC up to 256 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (8.0 Oreo, 7.0 Nougat, 6.0 Marshmallow), Samsung TouchWiz UI
Android (10)
Android (11), Samsung One UI

Battery

Capacity:

3000 mAh
4500 mAh
4000 mAh

Type:

Li - Ion, Not user replaceable
Not user replaceable
Li - Polymer, Not user replaceable

Charging:

Qualcomm Quick Charge 2.0, Qi and Powermat wireless charging
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging

Max charge speed:

Wired: 15.0W
Wired: 25.0W; Wireless: 15.0W

Camera

Rear:

Single camera
Triple camera
Triple camera

Main camera:

12 MP (OIS, PDAF)
48 MP (PDAF)
12 MP (OIS, PDAF)

Specifications:

Aperture size: F1.7; Focal length: 26 mm; Sensor size: 1/2.5"; Pixel size: 1.4 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.76"; Pixel size: 1.8 μm

Second camera:

8 MP (Ultra-wide)
64 MP (Telephoto, OIS, PDAF)

Specifications:

Aperture size: F2.0; Focal Length: 29 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm

Third camera:

5 MP (Macro)
12 MP (Ultra-wide, Autofocus)

Specifications:

Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Video recording:

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (60 fps), 1280x720 (HD) (240 fps)
Yes
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)

Features:

HDR, Picture-taking during video recording, Video calling, Video sharing
OIS, HDR, Hyperlapse, Continuous autofocus, Video light, EIS

Front:

5 MP (HDR)
16 MP
10 MP (PDAF, HDR)

Video capture:

1920x1080 (Full HD)
3840x2160 (4K UHD) (60 fps)

Design

Dimensions:

5.61 x 2.74 x 0.31 inches (142.4 x 69.6 x 7.9 mm)
6.51 x 3 x 0.37 inches (165.4 x 76.2 x 9.4 mm)
5.97 x 2.80 x 0.31 inches (151.7 x 71.2 x 7.9 mm)

Weight:

5.36 oz (152.0 g)
7.58 oz (215.0 g)
6.03 oz (171.0 g)

Materials:

Back: Glass (Corning Gorilla Glass 4); Frame: Aluminum
Back: Plastic
Back: Plastic; Frame: Aluminum

Resistance:

Water, Dust; IP68
Water, Dust; IP68

Biometrics:

Fingerprint (touch)
2D Face unlock, Fingerprint (touch)
2D Face unlock, Ultrasonic in-screen fingerprint

Features:

Touch sensitive control keys

Keys:

Left: Volume control; Right: Lock/Unlock key
Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors:

Black, Gold, Silver, Pink, White, Pink gold
Nebula black
Phantom pink, Violet, Gray, White

Cellular

Carrier locked:

Yes

5G:

n2, n25, n41, n66, n71, SA, NSA
n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave

LTE (FDD):

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 18(800 Lower), 19(800 Upper), 20(800 DD), 29(700 d), 30(2300 WCS)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 7(2600), 8(900), 12(700 a), 13(700 c), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 30(2300 WCS), 66(AWS-3), 71(600)

LTE (TDD):

Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)

UMTS:

Bands 1(2100), 2(1900), 4(1700/2100), 5(850)
Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)

Data Speed:

LTE-A Cat 9 (450/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
LTE, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS

SIM type:

Nano SIM
Nano SIM
Nano SIM

HD Voice:

Yes

VoLTE:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack
No 3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Multiple speakers

Features:

aptX-HD
32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus

Screen mirroring:

DLNA, Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM, Stereo, RDS

Additional microphone(s):

for Noise cancellation
for Noise cancellation
for Noise cancellation, Video recording

Connectivity & Features

Bluetooth:

4.2
5.0
5.0

Wi-Fi:

802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax (Wi-Fi 6), dual-band; MIMO, Wi-Fi Direct, Hotspot

USB:

microUSB, USB 2.0
Type-C (reversible)
Type-C (reversible), USB 3.2

Features:

Charging, OTG, Mass storage device
Charging
Charging, Headphones port, OTG, Video out

Location:

GPS, A-GPS, Glonass
GPS, A-GPS, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning

Sensors:

Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Accelerometer
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer

Other:

NFC, ANT+, UMA (Wi-Fi Calling), Tethering, Computer sync, OTA sync
NFC
NFC, ANT+

Hearing aid compatible:

M4, T3
M3, T4
M3, T3

Regulatory Approval

FCC approval:

Date approved:

Feb 12, 2016
Jul 28, 2020
Dec 08, 2020

FCC ID value:

A3LSMG930F
2ACCJN039
A3LSMG991U

Measured SAR:

Head:

0.43 W/kg
1.34 W/kg
0.36 W/kg

Body:

1.06 W/kg
0.87 W/kg
1.08 W/kg

Simultaneous Transmission:

1.59 W/kg
1.54 W/kg
3.96 W/kg

Wireless Router:

1.03 W/kg
1.12 W/kg
1.09 W/kg

Phablet:

3.95 W/kg
2.49 W/kg

Buyers information

Price:

$ 699
$ 400
$ 800

In The Box:

Quick Start Guide, Charger Head, Data cable, Product Safety Information, SIM Tool
C to C Data Cable, Ejection Pin

Availability

Officially announced:

Feb 21, 2016
Aug 27, 2020
Jan 14, 2021
FCC OKs Cingular\'s purchase of AT&T Wireless