Samsung Galaxy A8 Star vs T-Mobile Revvl 2 Specs Comparison

Design

Dimensions
6.39 x 3.03 x 0.30 inches 162.4 x 77 x 7.6 mm	5.79 x 2.71 x 0.33 inches 147.1 x 68.8 x 8.5 mm
Weight
6.74 oz (191.0 g)	5.11 oz (145.0 g)
Materials
Back: Glass Frame: Metal	Back: Plastic
Resistance
	Splash, Dust; IP52
Biometrics
2D Face unlock, Fingerprint (touch)	2D Face unlock, Fingerprint (touch)
Features
Notification light
Keys
Left: Volume control, Other; Right: Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black, White	Black

Display

Size
6.3-inch	5.5-inch
Resolution
2220x1080px, 18.5:9 ratio, 392 PPI	1440x720px, 293 PPI
Technology
Super AMOLED	IPS LCD
Screen-to-body
80.77 %	77.11 %
Colors
	16 777 216
Features
Ambient light sensor, Proximity sensor	Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 660 SDM660 (14 nm)	MediaTek MT6739 (28 nm)
Processor
Octa-core 2200 MHz Kryo 260	Quad-core 1500 MHz ARM Cortex-A53
GPU
Adreno 512	PowerVR GE8100
RAM
6GB (LPDDR4)	2GB
Internal storage
64GB, available to use: 49.6 GB	32GB
Storage expansion
microSDXC up to 400 GB	microSDXC up to 128 GB
OS
Android (9.0 Pie, 8.0 Oreo), Samsung One UI	Android (8.1 Oreo)

Battery

Capacity
3700 mAh	3000 mAh
Type
Li - Ion
Charging
Fast charging

Camera

Rear
Dual camera	Single camera
Main camera
16 MP (PDAF) Aperture size: F1.7 Focal length: 26 mm Sensor size: 1/2.8" Pixel size: 1.12 μm	13 MP (PDAF) Aperture size: F2.0
Second camera
24 MP (PDAF, CMOS image sensor) Aperture size: F1.7 Focal Length: 26 mm Sensor size: 1/2.8" Pixel size: 0.9 μm
Flash
LED	LED
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (30 fps) Hyperlapse, EIS, Video calling, Video sharing	1280x720 (HD) Video calling, Video sharing
Front
24 MP (Wide Angle), Video capture: 1920x1080 (Full HD)	8 MP (Flash)

Connectivity & Features

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

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
Dolby Atmos, Album art cover, Background playback	Album art cover, Background playback
Screen mirroring
Wireless screen share,MirrorLink	Wireless screen share
Radio
FM	FM
Additional microphone(s)
Noise cancellation

Cellular

4G (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT)	Bands 2(1900), 4(AWS-1), 5(850), 7(2600), 12(700 a), 66(AWS-3), 71(600)
4G (TDD)
Bands 38(2600), 40(2300), 41(2600+)
3G
Bands 5(850), 8(900), 2(1900), 1(2100)	Bands 5(850), 4(1700/2100), 2(1900)
Data Speed
LTE-A Cat 9 (450/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE Cat 4 (150/50 Mbit/s), HSPA, HSUPA, UMTS
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

Regulatory Approval

Measured SAR
Head: 0.43 W/kg Body: 1.73 W/kg

Buyers information

MSRP
	$ 168
In The Box
Charger, USB Type-C cable, Headphones, SIM Removal Tool, Documentation

Availability

Officially announced
	Nov 14, 2018

Links

Full specifications
Samsung Galaxy A8 Star Specs	T-Mobile Revvl 2 Specs