T-Mobile Revvl 4+ vs Samsung Galaxy A12 vs Google Pixel 3a

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

Comparison mode:

Display

Size:

6.5 inches
6.5 inches
5.6 inches

Resolution:

1600 x 720 pixels, 20:9 ratio, 269 PPI
1600 x 720 pixels, 20:9 ratio, 270 PPI
2220 x 1080 pixels, 18.5:9 ratio, 444 PPI

Technology:

LCD
LCD
OLED

Screen-to-body:

82.56 %
85.80 %
73.93 %

Features:

Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor
Scratch-resistant glass (Dragontrail), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 665 SM6125
Mediatek Helio P35 MT6765
Qualcomm Snapdragon 670 SDM670

Processor:

Octa-core, 1800 MHz, Kryo 260, 64-bit, 11 nm
Octa-core, 2350 MHz, Cortex-A53, 64-bit, 12 nm
Octa-core, 2000 MHz, Kryo 360, 64-bit, 10 nm

GPU:

Adreno 610
PowerVR GE8320
Adreno 615

RAM:

4GB
4GB LPDDR4
4GB LPDDR4

Internal storage:

64GB
64GB (eMMC 5.1), available to use: 48.2 GB
64GB (eMMC), not expandable

Storage expansion:

microSDXC up to 256 GB
microSDXC up to 1024 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (10)
Android (10), Samsung One UI UI
Android (11, 10, 9.0 Pie)

Battery

Capacity:

4000 mAh
5000 mAh
3000 mAh

Type:

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

Battery life test results:

Charging:

Qualcomm Quick Charge 3.0
Samsung Adaptive Fast Charging
USB Power Delivery

Max charge speed:

Wired: 15.0W

Camera

Rear:

Dual camera
Quad camera
Single camera

Main camera:

16 MP (Autofocus)
48 MP (Autofocus)
12.2 MP (OIS, PDAF)

Specifications:

Aperture size: F1.8
Aperture size: F2.0; Focal length: 26 mm
Aperture size: F1.8; Focal length: 28 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Second camera:

5 MP (Depth information)
5 MP (Ultra-wide)

Specifications:

Aperture size: F2.2

Third camera:

2 MP (Macro)

Specifications:

Aperture size: F2.4

Fourth camera:

2 MP (Depth information)

Specifications:

Aperture size: F2.4

Video recording:

3840x2160 (4K UHD)
1920x1080 (Full HD) (30 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)

Features:

EIS

Front:

16 MP
8 MP
8 MP

Video capture:

1920x1080 (Full HD)
1920x1080 (Full HD)

Design

Dimensions:

6.51 x 2.96 x 0.32 inches (165.4 x 75.2 x 8.1 mm)
6.46 x 2.98 x 0.35 inches (164 x 75.8 x 8.9 mm)
5.96 x 2.76 x 0.32 inches (151.3 x 70.1 x 8.2 mm)

Weight:

6.35 oz (180.0 g)
7.23 oz (205.0 g)
5.19 oz (147.0 g)

Materials:

Back: Plastic
Back: Plastic; Frame: Plastic
Back: Plastic

Biometrics:

2D Face unlock, Fingerprint (touch)
Fingerprint (touch)
Fingerprint (touch)

Keys:

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

Colors:

Steel gray
Black, White, Blue, Red
Black, Purple, White

Cellular

Carrier locked:

Yes

LTE (FDD):

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 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), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 32(1500 L-band), 66(AWS-3)

LTE (TDD):

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

UMTS:

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

Data Speed:

LTE-A Cat 12 (600/100 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Cat 11 (600/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM:

Yes

SIM type:

Nano SIM
Nano SIM
Nano SIM

HD Voice:

Yes
Yes

VoLTE:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Multiple speakers

Features:

aptX-HD

Screen mirroring:

Wireless screen share
Wireless screen share, MirrorLink
Wireless screen share

Radio:

FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
5.0
5.0

Wi-Fi:

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

USB:

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

Features:

Charging
Charging, Mass storage device
Charging, Mass storage device

Location:

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

Sensors:

Accelerometer
Accelerometer
Accelerometer, Gyroscope, Compass, Barometer

Other:

NFC
NFC
NFC, VoIP, Tethering, Computer sync, OTA sync

Hearing aid compatible:

M3, T3
M3, T3

Regulatory Approval

FCC approval:

Date approved:

Jun 18, 2020
Mar 11, 2021
Feb 25, 2019

FCC ID value:

2ACCJH122
A3LSMA125U
A4RG020G

Measured SAR:

Head:

1.02 W/kg
1.14 W/kg
1.15 W/kg

Body:

0.47 W/kg
1.20 W/kg
1.13 W/kg

Simultaneous Transmission:

1.47 W/kg
1.59 W/kg
1.59 W/kg

Wireless Router:

1.34 W/kg
1.34 W/kg
1.19 W/kg

Phablet:

3.86 W/kg

Buyers information

Price:

$ 192
€ 179
$ 399

User Manual:

This is the official Samsu​ng Galaxy A12 User Guide in English provided from the manufacturer.

In The Box:

Quick Start Guide, Charger Head, Data cable, Product Safety Information, SIM Tool
Power brick, USB cable, Headphones, Sim card extraction tool
18W USB-C power adapter, 1M USB-C to USB-C cable (USB 2.0), Quick Start Guide, Quick Switch Adapter, SIM tool

Availability

Officially announced:

Aug 27, 2020
Nov 24, 2020
May 07, 2019
FCC OKs Cingular\'s purchase of AT&T Wireless