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T-Mobile Revvl 2 vs Samsung Galaxy A21s 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.

Comparison mode:
Specs Size
Differences only
T-Mobile Revvl 2
7.5
Samsung Galaxy A21s
T-Mobile Revvl 2 Samsung Galaxy A21s
Released · Nov 16, 2018
Released · Jun 19, 2020
5.5-inch · 1440x720px
6.5-inch · 1600x720px
Single camera
Quad camera
2GB · 32GB
3GB · 32GB
3000 mAh
5000 mAh

Availability

Officially announced
Nov 14, 2018 May 15, 2020
Prices (MSRP)
$168 €240

Design

Dimensions
5.79 x 2.71 x 0.33 inches
147.1 x 68.8 x 8.5 mm 		6.44 x 2.96 x 0.35 inches
163.7 x 75.3 x 8.9 mm
Weight
5.11 oz / 145.0 g 6.77 oz / 192.0 g
Materials
Back: Plastic
Resistance
Splash, Dust; IP52
Biometrics
2D Face unlock, Fingerprint (touch) 2D Face unlock, Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Black Black, White, Blue, Red

Display

Size
5.5-inch, 77.11% screen-to-body 6.5-inch, 82.94% screen-to-body
Type
IPS LCD TFT
Resolution
1440x720px, 293 PPI 1600x720px, 20:9 ratio, 270 PPI
Colors
16 777 216
PhoneArena Display Test
Bright Max (20% APL)
Untested Untested
Bright Min
Untested 4.6 (Poor)
Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
MediaTek MT6739 (28 nm) Samsung Exynos 850
Processor
Quad-core
1500 MHz
ARM Cortex-A53 		Octa-core
8x2.0GHz Cortex-A55
GPU
PowerVR GE8100 Mali-G76
Memory
2GB/32GB 3GB (LPDDR4)/32GB (eMMC 5.1)
4GB/64GB
6GB/64GB
Storage expansion
microSDXC up to 128 GB microSDXC up to 512 GB
OS
Android (8.1 Oreo) Android (10)

Battery

Type
3000 mAh 5000 mAh, Li - Polymer
Charging
Fast charging
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Battery Life Estimate
Untested
Browsing
Untested
Video
11h 9min
Gaming
7h 48min
Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Single camera Quad camera
Main camera
13 MP (PDAF)
Aperture size: F2.0 		48 MP (PDAF)
Aperture size: F2.0
Focal length: 26 mm
Sensor size: 1/2"
Pixel size: 0.8 μm
Second camera
8 MP (Ultra-wide)
Aperture size: F2.2
Sensor size: 1/4"
Pixel size: 1.12 μm
Third camera
2 MP (Macro)
Aperture size: F2.4
Fourth camera
2 MP (Depth information)
Aperture size: F2.4
Flash
LED LED
Video recording
720p
Video calling, Video sharing 		1080p (30 fps)
Front
8 MP (Flash) 13 MP
Video capture: 1080p

Connectivity & Features

Bluetooth
4.2 5.0
WLAN
b,g,n
Hotspot, Wi-Fi Direct
802.11 b, g, n 		a,b,g,n,ac,dual-band
Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac
USB
microUSB, USB 2.0 Type-C, USB 2.0
Sensors
Accelerometer, Ambient light sensor, Proximity sensor Accelerometer, Gyroscope, Proximity sensor
Hearing aid compatible
M4/T3
Location
GPS, A-GPS GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
VoIP, Tethering, Computer sync, OTA sync NFC

Multimedia

Headphones
3.5mm jack 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Loudspeaker
Features
Album art cover, Background playback
Screen mirroring
Wireless screen share Wireless screen share
Radio
FM

Cellular

4G (FDD) Bands
2, 4, 5, 7, 12, 66, 71 1, 2, 3, 5, 7, 8, 20, 28
4G (TDD) Bands
38, 40, 41
3G Bands
5, 4, 2 1, 2, 5, 8
Data Speed
LTE Cat 4 (150/50 Mbit/s), HSPA, HSUPA, UMTS LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes
SIM type
Nano SIM Nano SIM
HD Voice
Yes
VoLTE
Yes

Phone Features

Notifications
Haptic feedback, Music ringtones, Vibration
Other features
Voice dialing, Voice commands, Voice recording, TTY/TDD

Alternative variants

with 4GB RAM
Memory 4GB/64GB
with 6GB RAM
Memory 6GB/64GB
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