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Specifications
 

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
4G Network 1, 3, 5, 7, 8, 20, 40 1, 3, 5, 7, 8, 20, 38, 40, 41
  1, 2, 3, 4, 5, 7, 12, 13, 17, 20, 26, 29, 38, 40, 41, 66, 71
Speed HSPA 21.1/5.76 Mbps
HSPA, LTE Cat4 150/50 Mbps
HSPA 42.2/5.76 Mbps, LTE-A
Launch
Announced 2015, June 19 2019, February 25
Status Available. Released 2015, July 16 Available. Released 2019, March 18
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 Glass front, plastic back, plastic frame Glass front (Gorilla Glass 3), plastic back, plastic frame
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), upgradable to Android 10, One UI 2.0
Chipset Qualcomm MSM8939 Snapdragon 615 (28 nm)
Exynos 7580 Octa (28 nm)
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 microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 16GB 1.5GB RAM 64GB 4GB RAM, 64GB 6GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
 eMMC 5.0 or eMMC 4.5 UFS 2.1
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), 1/4.0", 1.12Ám
5 MP, f/2.2, (depth)
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), 1/2.8", 0.9Ám
Features LED flash HDR
Video 1080p@30fps
Sound
Loudspeaker Yes Yes
3.5mm jack Yes Yes
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+
Bixby natural language commands and dictation
Battery
  Removable Li-Ion 3000 mAh battery Non-removable Li-Po 4000 mAh battery
Charging Fast 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)     1.31 W/kg (head)     0.58 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)    
Models SM-J700F, SM-J700H, SM-J700M, SM-J700T, J7, SM-J700T1, SM-J700K, SM-J700P, SM-j7008 SM-A505F, SM-A505FN, SM-A505GN, SM-A505G, SM-A505FM, SM-A505YN, SM-A505W, SM-A505X, SM-A505U, SM-A505GT, SM-A505U1, SM-A505G, SM-A505N
Price About 200 EUR $ 256.59 / £ 209.90 / € 290.62 / ₹ 14,999
Tests
Performance Basemark OS II 2.0: 709
Basemark X: 3922
AnTuTu: 144574 (v7)
GeekBench: 5396 (v4.4)
GFXBench: 8fps (ES 3.1 onscreen)
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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