Samsung Galaxy M31 vs OnePlus 15 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.

8.2
OnePlus 15
Samsung Galaxy M31 OnePlus 15
Released · Mar 05, 2020
Released · Oct 28, 2025
6.4-inch · 2340x1080px
6.8-inch · 2772x1272px
Quad camera
Triple camera
6GB · 64GB
12GB · 256GB
6000 mAh
7300 mAh
Check prices
Check Accessories Check Accessories

Availability

Officially announced
Feb 25, 2020 Oct 27, 2025
Prices (MSRP)
€240 12GB/256GB - $899

Design

Dimensions
6.27 x 2.96 x 0.35 inches
159.2 x 75.1 x 8.9 mm
6.35 x 3.02 x 0.32 inches
161.4 x 76.7 x 8.1 mm
Weight
6.74 oz / 191.0 g 7.44 oz / 211.0 g
Materials
Back: Plastic
Frame: Plastic
Back: Glass
Frame: Aluminum
Resistance
Water, Dust; IP69
Biometrics
2D Face unlock, Fingerprint (touch) Ultrasonic in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Blue, Black, Red Infinite Black, Ultra Violet, Sand Storm

Display

Size
6.4-inch, 83.97% screen-to-body 6.8-inch, 90.86% screen-to-body
Type
Super AMOLED, 420 nits AMOLED, 165Hz, HDR10+, 1800 nits
Resolution
2340x1080px, 19.5:9 ratio, 403 PPI 2772x1272px, 19.5:9 ratio, 450 PPI
Protection
Corning Gorilla Glass 3 Corning Gorilla Glass Victus 2
PhoneArena Display Test
Bright Max (20% APL)
Untested 3472 (Excellent)
Bright Min
Untested 1.8 (Good)

Hardware

System chip
Exynos 9611 (10 nm) Snapdragon 8 Elite Gen 5 SM8850-AC (3 nm)
Processor
Octa-core
4x2.3GHz Cortex-A73
4x1.7G​Hz Cortex-A53
Octa-core
2x4.6GHz Oryon V3 Phoenix L
6x3.62GHz Oryon V3 Phoenix M
GPU
Mali-G72 MP3 Adreno 840
Memory
6GB (LPDDR4)/64GB (UFS 2.1)
6GB/128GB
12GB (LPDDR5X)/256GB (UFS 4.1)
16GB/256GB
12GB/512GB
16GB/512GB
16GB/1TB
Storage expansion
microSDXC up to 512 GB not expandable
OS
Android (11, 10) Android (16)
PhoneArena Performance Test
GeekBench 6 Single
Untested 3493
GeekBench 6 Multi
Untested 10692
3D Mark High
Untested 5328
3D Mark Low
Untested 5110

Battery

Type
6000 mAh, Li - Polymer 7300 mAh, Si - Carbon
Charging
Fast charging Fast charging
Qi wireless charging, Reverse wireless charging
Charge speed
Wired: 15.0W Wired: 80.0W
Wireless: 50.0W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Battery Life Estimate
10h 44min
Browsing
30h 6min
Video
12h 37min
Gaming
14h 16min

Camera

Rear
Quad camera Triple camera
Main camera
64 MP (PDAF)
Aperture size: F1.8
Focal length: 26 mm
Sensor size: 1/1.7"
Pixel size: 0.8 μm
50 MP (OIS, PDAF)
Aperture size: F1.8
Focal length: 24 mm
Sensor size: 1/1.56"
Pixel size: 1.0 μm
Second camera
8 MP (Ultra-wide)
Aperture size: F2.2
Focal Length: 12 mm
Sensor size: 1/4"
Pixel size: 1.12 μm
50 MP (Ultra-wide)
Aperture size: F2.0
Focal Length: 16 mm
Sensor size: 1/2.88"
Pixel size: 0.61 μm
Third camera
5 MP (Macro)
Aperture size: F2.2
Focal Length: 25 mm
Sensor size: 1/5"
Pixel size: 1.12 μm
50 MP (Telephoto, Periscope, OIS, PDAF)
Optical zoom: 3.5x
Aperture size: F2.8
Focal Length: 80 mm
Sensor size: 1/2.76"
Pixel size: 0.64 μm
Fourth camera
5 MP (Depth information)
Aperture size: F2.2
Flash
LED LED
Video recording
4K UHD (30 fps), 1080p, 720p (240 fps)
Hyperlapse, EIS
8K UHD (30 fps), 4K UHD (60 fps), 1080p (240 fps)
Front
32 MP (HDR, Slow-motion videos)
Video capture: 1080p (30 fps)
32 MP
Video capture: 4K UHD (60 fps)
PhoneArena Camera Tests
N/A
Overall
N/A
Photo
N/A
Video
151
Overall
159
Photo
143
Video

Connectivity & Features

Bluetooth
5.0 6.0
WLAN
dual-band
Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac
Wi-Fi 6,Wi-Fi 7
Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax
USB
Type-C, USB 2.0 Type-C, USB 3.2
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC NFC

Multimedia

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

Cellular

5G Bands
n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n30, n38, n40, n41, n48, n66, n71, n75, n77, n78
LTE Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 30, 32, 71
TDD Bands
38, 40, 41 38, 39, 40
3G Bands
1, 2, 4, 5, 8
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s LTE-A, HSDPA+ (4G) 42.2 Mbit/s
Dual SIM
Yes
SIM type
Nano SIM eSIM, Dual Nano SIM
VoLTE
Yes

Regulatory Approval

FCC approval
Date approved: Feb 07, 2020
FCC ID value: A3LSMM315F
Measured SAR
Head: 0.42 W/kg
Body: 0.41 W/kg
Simultaneous Transmission: 1.54 W/kg
Wireless Router: 0.74 W/kg