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Samsung Galaxy J7

Samsung Galaxy A50

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Samsung Galaxy J7
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Samsung Galaxy J7

Samsung Galaxy A50

Network
Technology GSM / HSPA / LTE GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
  HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - Canada
4G Network LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 40(2300) LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500)
  LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 12(700), 13(700), 17(700), 20(800), 26(850), 29(700), 38(2600), 40(2300), 41(2500), 66(1700/2100), 71(600) - Canada
Speed HSPA 21.1/5.76 Mbps
HSPA, LTE Cat4 150/50 Mbps
HSPA, LTE-A
Launch
Announced 2015, June 2019, February
Status Available. Released 2015, June Available. Released 2019, March
Body
Dimensions 152.2 x 78.7 x 7.5 mm (5.99 x 3.10 x 0.30 in) 158.5 x 74.7 x 7.7 mm (6.24 x 2.94 x 0.30 in)
Weight 171 g (6.03 oz) 166 g (5.86 oz)
Build Plastic body Front glass, plastic body
SIM Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by) Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Display
Type Super AMOLED capacitive touchscreen, 16M colors Super AMOLED capacitive touchscreen, 16M colors
Size 5.5 inches, 83.4 cm2 (~69.6% screen-to-body ratio) 6.4 inches, 100.5 cm2 (~84.9% screen-to-body ratio)
Resolution 720 x 1280 pixels, 16:9 ratio (~267 ppi density) 1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Protection Corning Gorilla Glass 3
Platform
OS Android 5.1 (Lollipop), upgradable to 7.1.1 (Nougat) Android 9.0 (Pie)
Chipset Qualcomm MSM8939 Snapdragon 615 (28 nm)
Exynos 7580 Octa
Exynos 9610 (10nm)
CPU Octa-core (4x1.4 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Octa-core 1.5 GHz Cortex-A53
Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
GPU Adreno 405
Mali-T720MP2
Mali-G72 MP3
Memory
Card slot microSD, up to 256 GB (dedicated slot) microSD, up to 1 TB (dedicated slot)
Internal 16GB 1.5GB RAM 64GB 4GB RAM, 64GB 6GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
Main Camera
Modules 13 MP, f/1.9, 28mm (wide), AF 25 MP, f/1.7, 26mm (wide), PDAF
8 MP, f/2.2, 13mm (ultrawide)
5 MP, f/2.2, depth sensor
Features LED flash, panorama LED flash, panorama, HDR
Video 1080p@30fps 1080p@30fps
Selfie Camera
Modules 5 MP, f/2.2, 23mm (wide) 25 MP, f/2.0, 25mm (wide)
Features LED flash HDR
Video 1080p@30fps
Sound
Loudspeaker Yes Yes
3.5mm jack Yes Yes
  Active noise cancellation with dedicated mic
Comms
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth 4.1, A2DP 5.0, A2DP, LE
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, GALILEO, BDS
NFC Yes (Snapdragon model only) Yes (market dependent)
Infrared port No No
Radio FM radio, RDS, recording FM radio
USB microUSB 2.0 2.0, Type-C 1.0 reversible connector, USB On-The-Go
Features
Sensors Accelerometer, proximity Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
 ANT+ ANT+
Battery
  Removable Li-Ion 3000 mAh battery Non-removable Li-Po 4000 mAh battery
Charging Fast battery charging 15W
Stand-by
Talk time Up to 18 h (3G)
Music play Up to 76 h
Misc
Colors White, Black, Gold Black, White, Blue, Coral
SAR 1.25 W/kg (head)     1.36 W/kg (body)    
SAR EU 0.50 W/kg (head)     0.37 W/kg (body)     0.27 W/kg (head)     1.39 W/kg (body)    
Price $ 84.44 $ 219.99 / £ 229.99 / ₹ 16,990
Tests
Performance Basemark OS II 2.0: 709 / Basemark X: 3922 Basemark OS II: 2292 / Basemark OS II 2.0: 2209
Basemark X: 19106
Display Contrast ratio: Infinite (nominal), 3.879 (sunlight) Contrast ratio: Infinite (nominal)
Camera Compare PHOTO / Compare VIDEO
Loudspeaker Voice 63dB, noise 62dB, ring 66dB Voice 68dB, noise 71dB, ring 82dB
Audio quality Noise -96.1dB / Crosstalk -73.2dB Noise -93.4dB / Crosstalk -92.3dB
Battery life Endurance rating 91h Endurance rating 98h

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