Samsung Galaxy M51 vs Nothing Phone (4a) Pro Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

6.6
Nothing Phone (4a) Pro
Samsung Galaxy M51 Nothing Phone (4a) Pro
Released · Sep 11, 2020
Expected release · Mar 27, 2026
6.7-inch · 2340x1080px
6.8-inch · 2800x1260px
Quad camera
Triple camera
6GB · 128GB
8GB · 128GB
7000 mAh
5080 mAh
Check Accessories Check Accessories

Availability

Officially announced
Aug 31, 2020 Mar 05, 2026
Scheduled release
Mar 27, 2026
Prices (MSRP)
€360 8GB/128GB - $499 | €479
12GB/256GB - $599 | €549

Design

Dimensions
6.45 x 3.00 x 0.37 inches
163.9 x 76.3 x 9.5 mm
6.44 x 3.02 x 0.31 inches
163.6 x 76.6 x 7.9 mm
Weight
7.51 oz / 213.0 g 7.41 oz / 210.0 g
Materials
Back: Plastic
Frame: Plastic
Back: Aluminum
Frame: Aluminum
Resistance
Water, Dust; IP65
Biometrics
Fingerprint (touch) Optical in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key Right: Volume control
Colors
Black, White Silver, Pink, Black

Display

Size
6.7-inch, 88.27% screen-to-body 6.8-inch, 89.76% screen-to-body
Type
Super AMOLED Plus AMOLED, 144Hz, HDR10+, 5000 nits
Resolution
2340x1080px, 20:9 ratio, 385 PPI 2800x1260px, 20:9 ratio, 450 PPI
Protection
Corning Gorilla Glass 3 Corning Gorilla Glass 7i
PhoneArena Display Test
Bright Max (20% APL)
Untested 1520 (Good)
Bright Min
Untested 1.9 (Good)

Hardware

System chip
Snapdragon 730 SM7150-AA (8 nm) Snapdragon 7 Gen 4 SM7750-AB (4 nm)
Processor
Octa-core
2x2.2GHz Kryo 470
6x1.8GHz Kryo 470
Octa-core
1x2.8GHz Cortex-A720
4x2.4​GHz Cortex-A720
3x1.8​GHz Cortex-A520
GPU
Adreno 618 Adreno 722
Memory
6GB (LPDDR4)/128GB 8GB (LPDDR5X)/128GB (UFS 3.1)
12GB/256GB
Storage expansion
microSDXC up to 512 GB not expandable
OS
Android (10) Android (16), up to 3 OS updates
PhoneArena Performance Test
GeekBench 6 Single
Untested 1350
GeekBench 6 Multi
Untested 4221
3D Mark High
Untested 2094
3D Mark Low
Untested 2082

Battery

Type
7000 mAh 5080 mAh
Charging
Fast charging
Reverse wired charging
Qualcomm Quick Charge 4, USB Power Delivery
Reverse wired charging
Charge speed
Wired: 25.0W Wired: 50.0W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Battery Life Estimate
7h 22min
Browsing
16h 22min
Video
12h 29min
Gaming
6h 44min

Camera

Rear
Quad camera Triple camera
Main camera
64 MP (PDAF)
Aperture size: F1.8
Focal length: 26 mm
Sensor size: 1/1.76"
Pixel size: 0.8 μm
50 MP (OIS, Autofocus, PDAF)
Sensor name: Sony LYT-710
Aperture size: F1.9
Focal length: 24 mm
Sensor size: 1/1.56"
Pixel size: 1 μm
Second camera
12 MP (Ultra-wide)
Aperture size: F2.2
8 MP (Ultra-wide)
Aperture size: F2.2
Focal Length: 15 mm
Sensor size: 1/4"
Pixel size: 1.12 μm
Third camera
5 MP (Macro)
Aperture size: F2.4
50 MP (Telephoto, Periscope, OIS, Autofocus, PDAF)
Optical zoom: 3.5x
Aperture size: F2.9
Focal Length: 80 mm
Sensor size: 1/2.75"
Pixel size: 0.64 μm
Fourth camera
5 MP (Depth information)
Aperture size: F2.4
Flash
LED LED
Video recording
4K UHD (30 fps), 1080p 4K UHD (30 fps), 1080p (120 fps)
HDR, Time-lapse video, EIS, Dolby Vision HDR
Front
32 MP (HDR)
Video capture: 1080p (30 fps)
32 MP

Connectivity & Features

Bluetooth
5.0 5.4
WLAN
dual-band
Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac
Wi-Fi 6,dual-band
MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac
USB
Type-C, USB 2.0 Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor Accelerometer, Gyroscope, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, BeiDou, QZSS, Cell ID, Wi-Fi positioning
Other
NFC NFC

Multimedia

Headphones
3.5mm jack No 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Multiple speakers
Screen mirroring
Wireless screen share Wireless screen share
Radio
FM, Stereo, RDS
Additional microphone(s)
Noise cancellation Noise cancellation

Cellular

5G Bands
n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n38, n40, n41, n48, n66, n71, n77, n78
LTE Bands
1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 66 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 66, 71
TDD Bands
38, 40, 41 38, 40, 41, 42, 48
3G Bands
1, 2, 4, 5, 8 1, 2, 4, 5, 6, 8, 19
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
Dual SIM
Yes
SIM type
Nano SIM Dual Nano SIM + eSIM
HD Voice
Yes
VoLTE
Yes