Samsung Galaxy J7 2017 vs Oppo A77s
Product
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Price
239 USD
239 USD
Status
Discontinued
Available
Brand
Samsung Mobile
Oppo Mobiles
Model No
Galaxy J7 - 2017
CPH2473
Launch Date
2017, July 11
2022, October 07
Wikipedia
Technology
GSM / HSPA / LTE
GSM / HSPA / LTE
2G bands
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
HSDPA 850 / 900 / 1900 / 2100
HSDPA 850 / 900 / 2100
4G bands
1, 3, 5, 7, 8, 20, 28, 40
1, 3, 5, 7, 8, 28, 38, 40, 41
Speed
HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps
HSPA 42.2/5.76 Mbps, LTE
Dimensions
152.5 x 74.8 x 8 mm (6.00 x 2.94 x 0.31 in)
163.8 x 75 x 8 mm (6.45 x 2.95 x 0.31 in)
Weight
181 g (6.38 oz)
187 g / 190 g (6.60 oz)
Build
Glass front, aluminum back, aluminum frame
Glass front, plastic frame, plastic back or eco leather back
SIM
Dual SIM (Nano-SIM, dual stand-by)
Dual SIM (Nano-SIM, dual stand-by)
Colors
Black, Blue, Gold, Rose Gold
Sunset Orange, Starry Black
Type
Super AMOLED capacitive touchscreen, 16M colors
IPS LCD, 90Hz, 480 nits (typ), 600 nits (HBM)
Size
5.5 inches, 83.4 cm2 (~73.1% screen-to-body ratio)
6.56 inches, 103.4 cm2 (~84.2% screen-to-body ratio)
Resolution
1080 x 1920 pixels, 16:9 ratio (~401 ppi density) ,Always-on display
720 x 1612 pixels, 20:9 ratio (~269 ppi density)
OS
Android 7.0 (Nougat), upgradable to Android 9.0 (Pie), One UI
Android 12, ColorOS 12.1
Chipset
Exynos 7870 Octa (14 nm)
Qualcomm SM6225 Snapdragon 680 4G (6 nm)
CPU
Octa-core 1.6 GHz Cortex-A53
Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver)
GPU
Mali-T830 MP1
Adreno 610
RAM
3GB
8GB
Storage
16GB
128GB
Card Slot
microSDXC (dedicated slot)
microSDXC
Lens 1
13 MP, f/1.7, 27mm (wide), 1/3.1", 1.12µm, AF
50 MP, f/1.8, 27mm (wide), PDAF
Features
LED flash, panorama, HDR
LED flash, HDR, panorama
Video
1080p@30fps
1080p@30fps
Lens 2
2 MP, f/2.4, (depth)
Lens 1
13 MP, f/1.9, 28mm (wide)
8 MP, f/2.0, 26mm (wide)
Features
LED flash
Panorama
Video
1080p@30fps
1080p@30fps
Capacity
Li-Ion 3600 mAh, non-removable
Li-Po 5000 mAh, non-removable
Charging
Fast charging 33W, 100% in 69 min (advertised)
Sensors
Fingerprint (front-mounted), accelerometer, gyro, proximity, compass ,ANT+
Fingerprint (side-mounted), accelerometer, proximity, compass
Loudspeaker
Yes
Yes, with stereo speakers
3.5mm jack
Yes
Yes
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth
4.1, A2DP, LE
5.0, A2DP, LE, aptX HD
GPS
Yes, with A-GPS, GLONASS, BDS
Yes, with A-GPS, GLONASS, BDS, GALILEO, QZSS
NFC
Yes
Yes
Radio
FM radio
No
USB
microUSB 2.0, USB On-The-Go
USB Type-C 2.0, USB On-The-Go