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Specifications
 

Samsung Galaxy J3 (2016)

Samsung Galaxy A51

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Samsung Galaxy J3 (2016)
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Samsung Galaxy J3 (2016)

Samsung Galaxy A51

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 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66
  2, 4, 5, 12, 13, 25, 26, 41, 66, 71 - SM-A515U
Speed HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA, LTE
Launch
Announced 2016, March 31. Released 2016, May 06 2019, December 12
Status Discontinued Available. Released 2019, December 16
Body
Dimensions 142.3 x 71 x 7.9 mm (5.60 x 2.80 x 0.31 in) 158.5 x 73.6 x 7.9 mm (6.24 x 2.90 x 0.31 in)
3D size compare
Weight 138 g (4.87 oz) 172 g (6.07 oz)
Build Glass front (Asahi Dragontrail), 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)
Nano-SIM (USA models only)
Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Display
Type Super AMOLED Super AMOLED
Size 5.0 inches, 68.9 cm2 (~68.2% screen-to-body ratio) 6.5 inches, 102.0 cm2 (~87.4% screen-to-body ratio)
Resolution 720 x 1280 pixels, 16:9 ratio (~294 ppi density) 1080 x 2400 pixels, 20:9 ratio (~405 ppi density)
Protection Asahi Dragontrail Glass Corning Gorilla Glass 3
Platform
OS Android 5.1.1 (Lollipop) or Android 6.0 (Marshmallow), upgradable to 7.1.1 (Nougat) Android 10, upgradable to Android 13, One UI 5
Chipset Spreadtrum SC9830
Exynos 3475 Quad (28 nm) - USA
Exynos 9611 (10nm)
CPU Quad-core 1.5 GHz Cortex-A7
Quad-core 1.3 GHz Cortex-A7 - USA
Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
GPU Mali-400
Mali-T720 - USA
Mali-G72 MP3
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 8GB 1.5GB RAM, 16GB 2GB RAM 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
 eMMC 4.5 UFS 2.0
Main Camera
Modules 8 MP, f/2.2, AF
5 MP, f/2.2, AF - USA
48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF
12 MP, f/2.2, 123˚ (ultrawide)
5 MP, f/2.4, (macro)
5 MP, f/2.2, (depth)
Features LED flash, HDR LED flash, panorama, HDR
Video 720p@30fps 4K@30fps, 1080p@30/120fps; gyro-EIS
Selfie Camera
Modules 2 MP (USA)
5 MP, f/2.2 (all other regions)
32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm
Features HDR
Video 720p@30fps 4K@30fps, 1080p@30fps
ADVERTISEMENT
Sound
Loudspeaker Yes Yes
3.5mm jack Yes Yes
Comms
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth 4.0/4.1, A2DP, LE 5.0, A2DP, LE
Positioning GPS, GLONASS GPS, GLONASS, GALILEO, BDS
NFC Yes (market dependent) Yes
Infrared port No No
Radio FM radio, RDS, recording (market dependent) FM radio
USB microUSB 2.0, OTG USB Type-C 2.0, OTG
Features
Sensors Accelerometer, proximity Fingerprint (under display, optical), accelerometer, gyro, compass
  Virtual proximity sensing
ANT+
Battery
Type Li-Ion 2600 mAh, removable Li-Po 4000 mAh, non-removable
Charging 15W wired
Stand-by Up to 349 h
Talk time Up to 22 h
Music play Up to 77 h
Misc
Colors White, Black, Gold Prism Crush Black, Prism Crush White, Prism Crush Blue, Prism Crush Pink
SAR 1.17 W/kg (head)     1.12 W/kg (body)     0.80 W/kg (head)     0.67 W/kg (body)    
SAR EU 0.48 W/kg (head)     0.42 W/kg (body)     0.37 W/kg (head)     1.59 W/kg (body)    
Models SM-J320H, SM-J3109, SM-J320FN, SM-J320P, SM-J320F, SM-J320M, SM-J320Y, SM-J320A, SM-J320G, SM-J327T1, SM-J320V, SM-J320YZ, SM-J320W8, SM-J320ZN, SM-J320N0, SM-J320R4 SM-A515F, SM-A515F/DSN, SM-A515F/DS, SM-A515F/DST, SM-A515F/DSM, SM-A515F/N, SM-A515U, SM-A515U1, SM-A515W, SM-A515X, SM-S515DL
Price About 120 EUR $ 137.00 / C$ 188.98 / £ 109.00 / € 126.00 / ₹ 12,999
Tests
Performance Basemark OS II 2.0: 326
Basemark X: 1424
AnTuTu: 113051 (v7), 175363 (v8)
GeekBench: 5401 (v4.4), 1294 (v5.1)
GFXBench: 5.6fps (ES 3.1 onscreen)
Display Contrast ratio: Infinite (nominal), 3.523 (sunlight) Contrast ratio: Infinite (nominal)
Camera Compare PHOTO / Compare VIDEO
Loudspeaker Voice 64dB / Noise 65dB / Ring 68dB -28.6 LUFS (Average)
Audio quality Noise -92.4dB / Crosstalk -91.3dB Noise -93.1dB / Crosstalk -87.3dB
Battery (old) Endurance rating 66h Endurance rating 86h

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