Samsung Galaxy M51

Specifications
Samsung Galaxy M51
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  • 6.7" 1080x2400 pixels
  • 64MP 2160p
  • 6/8GB RAM Snapdragon 730G
  • 7000mAh 25W
Released 2020, September 11 213g, 9.5mm thickness Android 10, up to Android 12, One UI 4.1 128GB storage, microSDXC
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Network
Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66
Speed HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 400/50 Mbps
Launch
Announced 2020, August 31. Released 2020, September 11
Status Discontinued
Body
Dimensions 163.9 x 76.3 x 9.5 mm (6.45 x 3.00 x 0.37 in)
Weight 213 g (7.51 oz)
Build Glass front (Gorilla Glass 3+), plastic back, plastic frame
SIM Nano-SIM + Nano-SIM
Display
Type Super AMOLED Plus
Size 6.7 inches, 108.4 cm2 (~86.7% screen-to-body ratio)
Resolution 1080 x 2400 pixels, 20:9 ratio (~393 ppi density)
Protection Corning Gorilla Glass 3+
Platform
OS Android 10, upgradable to Android 12, One UI 4.1
Chipset Qualcomm SDM730 Snapdragon 730G (8 nm)
CPU Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
GPU Adreno 618
Memory
Card slot microSDXC (dedicated slot)
Internal 128GB 6GB RAM, 128GB 8GB RAM
Main Camera
Quad 64 MP, f/1.8, 26mm (wide), 1/1.73", 0.8µm, PDAF
12 MP, f/2.2, 123˚ (ultrawide)
5 MP (macro)
Auxiliary lens
Features LED flash, panorama, HDR
Video 4K@30fps, 1080p@30fps
Selfie Camera
Single 32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
Features HDR
Video 4K@30fps, 1080p@30fps
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Sound
Loudspeaker Yes
3.5mm jack Yes
Comms
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth 5.0, A2DP, LE
Positioning GPS, GLONASS, GALILEO, BDS
NFC Yes
Radio FM radio, RDS
USB USB Type-C 2.0, OTG
Features
Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Battery
Type Li-Po 7000 mAh
Charging 25W wired, 100% in 115 min
Reverse wired
Misc
Colors Celestial Black, Electric Blue, White
Models SM-M515F, SM-M515F/DSN
SAR 1.38 W/kg (head)    
SAR EU 0.61 W/kg (head)     1.45 W/kg (body)    
Price About 470 EUR
Our Tests
Performance AnTuTu: 266620 (v8)
GeekBench: 1774 (v5.1)
GFXBench: 15fps (ES 3.1 onscreen)
Display 677 nits max brightness (measured)
Camera Photo / Video
Loudspeaker -28.5 LUFS (Average)
Battery (old) Endurance rating 156h

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User opinions and reviews

  • Anonymous
  • 10 Nov 2025
  • 354

First 7000mah

  • Anonymous
  • 05 Sep 2025
  • AA8

You may have it but with caution: some old M51 are prone to white vertical lines damaged, issue may occur because of hotter old battery, yeah i once have Z Flip and oled is damaged because of broken old battery which much hotter than normal, some old...

  • Anonymous
  • 05 Sep 2025
  • AA8

You should replace the battery quickly, swollen battery prone to hotter than normal battery, could damage the OLED panel, yeah some M51 now have damaged Panel with White Vertical lines

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