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Specifications
 

Samsung Galaxy A5 (2017)

Samsung Galaxy A51

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Samsung Galaxy A5 (2017)
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Samsung Galaxy A5 (2017)

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 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
  HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network 1, 2, 3, 4, 5, 7, 8, 17, 20, 28, 38, 40, 41 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 (2CA) Cat6 300/50 Mbps HSPA, LTE
Launch
Announced 2017, January. Released 2017, January 2019, December 12
Status Discontinued Available. Released 2019, December 16
Body
Dimensions 146.1 x 71.4 x 7.9 mm (5.75 x 2.81 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 157 g (5.54 oz) 172 g (6.07 oz)
Build Glass front (Gorilla Glass 4), glass back, aluminum frame Glass front (Gorilla Glass 3), plastic back, plastic frame
SIM Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
 IP68 dust/water resistant (up to 1.5m for 30 min)
Display
Type Super AMOLED Super AMOLED
Size 5.2 inches, 74.5 cm2 (~71.5% screen-to-body ratio) 6.5 inches, 102.0 cm2 (~87.4% screen-to-body ratio)
Resolution 1080 x 1920 pixels, 16:9 ratio (~424 ppi density) 1080 x 2400 pixels, 20:9 ratio (~405 ppi density)
Protection Corning Gorilla Glass 4 Corning Gorilla Glass 3
 Always-on display
Platform
OS Android 6.0.1 (Marshmallow), upgradable to Android 8.0 (Oreo) Android 10, upgradable to Android 13, One UI 5
Chipset Exynos 7880 (14 nm) Exynos 9611 (10nm)
CPU Octa-core 1.9 GHz Cortex-A53 Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
GPU Mali-T830MP3 Mali-G72 MP3
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 32GB 3GB RAM, 64GB 3GB RAM 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
 eMMC 5.1 UFS 2.0
Main Camera
Modules 16 MP, f/1.9, 27mm (wide), AF 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, panorama, HDR LED flash, panorama, HDR
Video 1080p@30fps 4K@30fps, 1080p@30/120fps; gyro-EIS
Selfie Camera
Modules 16 MP, f/1.9, 26mm (wide), 1/3.06", 1.0µm 32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm
Features HDR
Video 1080p@30fps 4K@30fps, 1080p@30fps
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Sound
Loudspeaker Yes Yes
3.5mm jack Yes Yes
Comms
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth 4.2, A2DP, EDR, LE 5.0, A2DP, LE
Positioning GPS, GLONASS, BDS GPS, GLONASS, GALILEO, BDS
NFC Yes Yes
Infrared port No No
Radio FM radio FM radio
USB USB Type-C 2.0 USB Type-C 2.0, OTG
Features
Sensors Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer Fingerprint (under display, optical), accelerometer, gyro, compass
 ANT+
Samsung Pay
Virtual proximity sensing
ANT+
Battery
Type Li-Ion 3000 mAh, non-removable Li-Po 4000 mAh, non-removable
Charging 18W wired 15W wired
Talk time Up to 16 h (3G)
Music play Up to 53 h
Misc
Colors Black Sky, Gold Sand, Blue Mist, Peach Cloud Prism Crush Black, Prism Crush White, Prism Crush Blue, Prism Crush Pink
SAR 0.88 W/kg (head)     0.55 W/kg (body)     0.80 W/kg (head)     0.67 W/kg (body)    
SAR EU 0.52 W/kg (head)     1.39 W/kg (body)     0.37 W/kg (head)     1.59 W/kg (body)    
Models SM-A520F, SM-A520F, SM-A520K, SM-A520L, SM-A520S, SM-A520W, SM-A520FD 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 190 EUR $ 140.00 / C$ 189.00 / £ 126.89 / € 126.00
Tests
Performance GFXBench: 5.2fps (ES 3.1 onscreen) AnTuTu: 113051 (v7), 175363 (v8)
GeekBench: 5401 (v4.4), 1294 (v5.1)
GFXBench: 5.6fps (ES 3.1 onscreen)
Display Contrast ratio: Infinite (nominal), 3.804 (sunlight) Contrast ratio: Infinite (nominal)
Camera Compare PHOTO / Compare VIDEO
Loudspeaker Voice 66dB / Noise 66dB / Ring 78dB -28.6 LUFS (Average)
Audio quality Noise -93.1dB / Crosstalk -90.2dB Noise -93.1dB / Crosstalk -87.3dB
Battery (old) Endurance rating 95h Endurance rating 86h

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