Samsung Galaxy S8 vs T-Mobile Revvl 4+ vs Google Pixel 4a - specs comparison

Display

Size:

5.8 inches

6.5 inches

5.8 inches

Resolution:

2960 x 1440 pixels, 18.5:9 ratio, 570 PPI

1600 x 720 pixels, 20:9 ratio, 269 PPI

2340 x 1080 pixels, 19.5:9 ratio, 444 PPI

Technology:

Super AMOLED

LCD

OLED

Screen-to-body:

84.26 %

82.56 %

82.53 %

Features:

HDR video support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Ambient light sensor, Proximity sensor

60Hz refresh rate, HDR video support, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 835 MSM8998

Qualcomm Snapdragon 665 SM6125

Qualcomm Snapdragon 730 SM7150-AA

Processor:

Octa-core, 2350 MHz, Kryo 280, 64-bit, 10 nm

Octa-core, 1800 MHz, Kryo 260, 64-bit, 11 nm

Octa-core, 2200 MHz, Kryo 470, 64-bit, 8 nm

GPU:

Adreno 540

Adreno 610

Adreno 618

RAM:

4GB LPDDR4

4GB

6GB LPDDR4

Internal storage:

64GB

128GB, not expandable

Storage expansion:

microSDXC up to 256 GB

Device type:

Smartphone

OS:

Android (9.0 Pie, 8.0 Oreo, 7.0 Nougat), Samsung One UI

Android (10)

Android (11, 10)

Battery

Capacity:

3000 mAh

4000 mAh

3140 mAh

Type:

Li - Ion, Not user replaceable

Not user replaceable

Li - Polymer, Not user replaceable

Battery life test results:

link

Charging:

Qualcomm Quick Charge 2.0, Qi and Powermat wireless charging

Qualcomm Quick Charge 3.0

USB Power Delivery

Max charge speed:

Wired: 18.0W

Camera

Rear:

Single camera

Dual camera

Single camera

Main camera:

12 MP (OIS, PDAF)

16 MP (Autofocus)

12.2 MP (OIS, PDAF)

Specifications:

F1.7; 26 mm; 1/2.55"; 1.4 μm

F1.8

F1.7; 27 mm; 1/2.55"; 1.4 μm

Second camera:

5 MP (Depth information)

Video recording:

3840x2160 (4K UHD) (30 fps), 2560x1440 (QHD), 1920x1080 (Full HD) (60 fps), 1280x720 (HD) (240 fps)

3840x2160 (4K UHD)

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

Features:

HDR, Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, Video light, EIS, Video calling, Video sharing

EIS

Front:

8 MP (Wide Angle, Autofocus, HDR)

16 MP

8 MP

Video capture:

2560x1440 (QHD)

1920x1080 (Full HD)

Design

Dimensions:

5.86 x 2.68 x 0.31 inches (148.9 x 68.1 x 8.0 mm)

6.51 x 2.96 x 0.32 inches (165.4 x 75.2 x 8.1 mm)

5.67 x 2.73 x 0.32 inches (144 x 69.4 x 8.2 mm)

Weight:

5.47 oz (155.0 g)

6.35 oz (180.0 g)

5.04 oz (143.0 g)

Materials:

Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum

Back: Plastic

Back: Plastic; Frame: Plastic

Resistance:

Water, Dust; IP68

Biometrics:

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

2D Face unlock, Fingerprint (touch)

Fingerprint (touch)

Keys:

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

Right: Volume control, Lock/Unlock key

Colors:

Midnight black, Orchid gray, Arctic silver, Coral blue, Maple gold, Rose pink, Burgundy red

Steel gray

Just black

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), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3)

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), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 17(700 b), 18(800 Lower), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)

LTE (TDD):

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

UMTS:

850, 900, 1900, 2100 MHz

850, 1700/2100, 1900 MHz

850, 900, 1700/2100, 1900, 2100 MHz

Data Speed:

LTE-A Pro Cat 16 (1000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS

LTE-A Cat 12 (600/100 Mbit/s), 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, eSIM

HD Voice:

Yes

VoLTE:

Yes

Multimedia

Headphones:

3.5mm jack

Speakers:

Earpiece, Loudspeaker

Earpiece, Multiple speakers

Features:

32-Bit DAC, aptX-HD

aptX, aptX-HD

Screen mirroring:

DLNA, Wireless screen share, MHL

Wireless screen share

Radio:

FM

Additional microphone(s):

for Noise cancellation, Video recording

for Noise cancellation

Connectivity & Features

Bluetooth:

5.0, EDR

5.0

5.1

Wi-Fi:

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

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

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

USB:

Type-C (reversible), USB 3.1

Type-C (reversible)

Type-C (reversible), USB 3.1

Features:

Charging, Video out, Mass storage device

Charging

Location:

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

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

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

Sensors:

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

Accelerometer

Accelerometer, Gyroscope, Compass, Barometer

Other:

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

NFC

Hearing aid compatible:

M3, T3

M3, T4

Regulatory Approval

FCC approval:

Date approved:

Apr 06, 2017

Jun 18, 2020

Jun 25, 2020

FCC ID value:

A3LSMG950U link

2ACCJH122 link

A4RG025J link

Measured SAR:

Head:

0.49 W/kg

1.02 W/kg

1.18 W/kg

Body:

0.48 W/kg

0.47 W/kg

1.19 W/kg

Simultaneous Transmission:

1.53 W/kg

1.47 W/kg

1.59 W/kg

Wireless Router:

0.46 W/kg

1.34 W/kg

1.00 W/kg

Phablet:

3.86 W/kg

Buyers information

Price:

$ 192

$ 349

In The Box:

Quick Start Guide, Charger Head, Data cable, Product Safety Information, SIM Tool

18W USB-C power adapter, 1 m USB-C to USB-C cable (USB 2.0), Quick Start Guide, Quick Switch Adapter, SIM tool

Availability

Officially announced:

Mar 29, 2017

Aug 27, 2020

Aug 03, 2020