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Samsung Galaxy A21 vs T-Mobile Revvl 4+ Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.


Samsung Galaxy A21	T-Mobile Revvl 4+
Released · Jun 29, 2020	Released · Sep 04, 2020
6.5-inch	6.5-inch
Quad camera	Dual camera
3GB · 32GB	4GB · 64GB
4000 mAh	4000 mAh
Check prices

Availability

Officially announced
Apr 08, 2020	Aug 27, 2020
Prices (MSRP)
$250	$192

Design

Dimensions
6.61 x 3.02 x 0.32 inches 167.8 x 76.7 x 8.1 mm	6.51 x 2.96 x 0.32 inches 165.4 x 75.2 x 8.1 mm
Weight
6.81 oz (193.0 g)	6.35 oz (180.0 g)
Materials
Back: Plastic Frame: Plastic	Back: Plastic
Biometrics
Fingerprint (touch)	2D Face unlock, Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black	Steel gray

Display

Size
6.5-inch, 79.20% screen-to-body	6.5-inch, 82.56% screen-to-body
Type
IPS LCD, 60Hz	LCD
Resolution
1600x720px, 20:9 ratio, 270 PPI	1600x720px, 20:9 ratio, 269 PPI

Hardware

System chip
Mediatek Helio P35 MT6765 (12 nm)	Snapdragon 665 SM6125 (11 nm)
Processor
Octa-core 4x2.3GHz Cortex-A53 4x1.8GHz Cortex-A53	Octa-core 1800 MHz Kryo 260
GPU
PowerVR GE8320	Adreno 610
Memory
3GB (LPDDR4)/32GB (eMMC 5.1)	4GB/64GB
Storage expansion
microSDXC up to 512 GB	microSDXC up to 256 GB
OS
Android (10)	Android (10)

Battery

Type
4000 mAh, Li - Polymer	4000 mAh
Charging
Fast charging	Qualcomm Quick Charge 3.0
Charge speed
Wired: 15.0W

Camera

Rear
Quad camera	Dual camera
Main camera
16 MP (PDAF) Aperture size: F1.8 Sensor size: 1/3.06" Pixel size: 1 μm	16 MP (Autofocus) Aperture size: F1.8
Second camera
8 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/4" Pixel size: 1.12 μm	5 MP (Depth information)
Third camera
2 MP (Macro) Aperture size: F2.4
Fourth camera
2 MP (Depth information) Aperture size: F2.4
Flash
LED	LED
Video recording
1080p (30 fps)	4K UHD
Front
13 MP Video capture: 1080p	16 MP Video capture: 1080p

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac
USB
Type-C, USB 2.0	Type-C
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor	Accelerometer, Ambient light sensor, Proximity sensor
Hearing aid compatible
M4/T3	M3/T3
Location
GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Cell ID, Wi-Fi positioning
Other
NFC	NFC

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM	FM
Additional microphone(s)
	Noise cancellation

Cellular

Carrier locked
	Yes
4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 66, 71	1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 66, 71
4G (TDD) Bands
38, 39, 40, 41	38, 39, 40, 41
3G Bands
1, 2, 4, 5, 8	5, 4, 2
Data Speed
LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A Cat 12 (600/100 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type
Nano SIM	Nano SIM
HD Voice
Yes	Yes
VoLTE
	Yes

Regulatory Approval

FCC approval
Date approved: Apr 17, 2020 FCC ID value: ZCASMA215U	Date approved: Jun 18, 2020 FCC ID value: 2ACCJH122
Measured SAR
Head: 0.42 W/kg Body: 1.27 W/kg Simultaneous Transmission: 1.27 W/kg Wireless Router: 1.27 W/kg	Head: 1.02 W/kg Body: 0.47 W/kg Simultaneous Transmission: 1.47 W/kg Wireless Router: 1.34 W/kg Phablet: 3.86 W/kg

Alternative variants

for Verizon


4G (FDD) Bands	1, 2, 3, 5, 7, 8, 20, 28
4G (TDD) Bands	38, 40, 41
3G Bands	5, 8, 2, 1

for Sprint


4G (FDD) Bands	2, 3, 4, 5, 7, 12, 13, 25, 26, 66, 71
4G (TDD) Bands	41

Links

Full specifications
Samsung Galaxy A21 Specs	T-Mobile Revvl 4+ Specs
User Reviews
Samsung Galaxy A21 User Reviews	T-Mobile Revvl 4+ User Reviews