Samsung Galaxy J7 Star vs T-Mobile Revvlry
Compare phone and tablet specifications of up to three devices. Type a model name in the search field of our phone specs comparison tool or pick a popular device from the ones below.
Display
Size
Resolution
Technology
TFT
IPS LCD
Screen-to-body
71.45 %
76.46 %
Features
Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Hardware
System chip
Samsung Exynos 7 Octa 7870
Qualcomm Snapdragon 632 SDM632
Processor
GPU
Mali-T830 MP1
Adreno 506
RAM
Internal storage
32GB
32GB
Storage expansion
microSDXC up to 400 GB
microSDXC up to 512 GB
OS
Android (9.0 Pie, 8.0 Oreo), Samsung One UI
Android (9.0 Pie)
Battery
Capacity
3300 mAh
3000 mAh
Type
Li - Polymer, Not user replaceable
Not user replaceable
Charging
Motorola TurboPower
Camera
Rear
Single camera
Single camera
Main camera
Specifications
Aperture size: F1.7; Focal length: 28 mm; Sensor size: 1/3.06"; Pixel size: 1.12 μm
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/3.06"; Pixel size: 1.12 μm
Video recording
1920x1080 (Full HD) (30 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (30 fps), 1280x720 (HD) (30 fps)
Features
Time-lapse video, Hyperlapse, EIS, Video calling, Video sharing
Front
13 MP
8 MP (Flash, HDR)
Design
Dimensions
Weight
the average is 6.2 oz (176 g)
the average is 6.2 oz (176 g)
Materials
Back: Plastic
Resistance
Splash
Biometrics
2D Face unlock
2D Face unlock, Fingerprint (touch)
Features
Touch sensitive control keys
Colors
Blue
Black
Cellular
LTE (FDD)
Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 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), 20(800 DD), 25(1900+), 26(850+), 66(AWS-3), 71(600)
LTE (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
UMTS
850, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz
Data Speed
SIM type
Nano SIM
Nano SIM
HD Voice
Yes
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
Additional microphone(s)
for Noise cancellation
Connectivity & Features
Bluetooth
4.2
4.2
Wi-Fi
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, dual-band; Hotspot, Wi-Fi Direct
USB
microUSB, USB 2.0
Type-C (reversible), USB 2.0
Features
Charging
Mass storage device, OTG, Charging
Location
GPS, A-GPS, Glonass, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass
Sensors
Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass
Other
NFC, ANT+, UMA (Wi-Fi Calling)
VoIP, Tethering, Computer sync, OTA sync
Phone features
Notifications
Haptic feedback, Music ringtones, Vibration
Other features
Voice dialing, Voice commands, Voice recording, TTY/TDD
Regulatory Approval
Measured SAR
Head
1.36 W/kg
Body
1.01 W/kg
Simultaneous Transmission
1.58 W/kg
Wireless Router
1.11 W/kg
Phablet
3.60 W/kg
Buyers information
In The Box
USB cable, Wall charging adapter, Start guide, Terms & Conditions
SIM card, Wall charger, Charging cable, Quick start guide, Terms & Conditions
Price
$ 200
