Home Phone comparison Samsung Galaxy M51 and Oppo Reno 15 F - Which is better?

Samsung Galaxy M51 vs Oppo Reno 15 F

53 out 100
Samsung Galaxy M51
VS
70 out 100
Oppo Reno 15 F
Samsung Galaxy M51
Oppo Reno 15 F

Compared 2 smartphones : Samsung Galaxy M51 Manufactured in September, 2020, with display 6.7 with chipsetQualcomm Snapdragon 730G, vs Oppo Reno 15 F, Manufactured in January, 2026 with chipsetQualcomm Snapdragon 6 Gen 1. Below are specs, tests, pros and cons for each device

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery Life
  6. Cameras
  7. Comments (0)

Key Differences

Device key advantages
Reasons to choose Samsung Galaxy M51
  • Larger display: 6.7in
  • Supports Dolby Atmos
Reasons to choose Oppo Reno 15 F
  • Higher pixel density: 397ppi
  • Higher refresh rate: 120Hz
  • Lighter design: 195g vs 213g
  • Newer Bluetooth version: 5.1 vs 5
  • Built-in eSIM

Versions

Available versions and configurations
Memory Options - 6/128 GB
- 8/128 GB		 - 8/128 GB
- 8/256 GB
- 12/256 GB
- 12/512 GB

Review

Key Specs Samsung Galaxy M51 and Oppo Reno 15 F
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
Adjust each parameter’s importance to find the best match for you.
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Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
Samsung Galaxy M51
vs
Oppo Reno 15 F

Display

Display quality comparison
Type Super AMOLED AMOLED
Size 6.7 in 6.57 in
Resolution 1080x2400 pixels 1080x2372 pixels
Aspect ratio 20:9 20:9
Pixel density 393 ppi 397 ppi
Refresh rate 60 Hz 120 Hz
Adaptive refresh rate No Yes (60-120 Hz)
Max brightness 650 nits 1400 nits
HDR support No No
Touch Sampling Rate n/a 240 Hz
Screen-to-body ratio 86.6 % 88 %
Features Always-On Display - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Samsung Galaxy M51
675 nits
Oppo Reno 15 F
n/a
sRGB gamut97.6 %n/a
PWM (Flicker)255 Hzn/a
Response time8 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Samsung Galaxy M51]

Design & Build

Design and ergonomics comparison
Height 163.9 mm (6.45 in) 158.18 mm (6.23 in)
Width 76.3 mm (3 in) 74.93 mm (2.95 in)
Thickness 9.5 mm (0.37 in) 8.14 mm (0.32 in)
Weight 213 g (7.51 oz) 195 g (6.88 oz)
Water resistance No IP69
Cooling system n/a Vapor chamber
Back panel Plastic Glass
Frame Plastic Metal
Colors - White
- Black		 - Blue
- Pink
Fingerprint sensor Yes In-Button Yes, In-Display
Screen-to-body ratio
Samsung Galaxy M51
86.6 %
Oppo Reno 15 F
88 %

Performance

Testing Samsung Galaxy M51 and Oppo Reno 15 F In benchmarks
Processor
Chipset Qualcomm Snapdragon 730G Qualcomm Snapdragon 6 Gen 1
Max Frequency 2200 MHz 2200 MHz
CPU Cores 8 (2 + 6) 8 (4 + 4)
Architecture - 6/1.8 (Kryo 470 Silver (Cortex-A55))
- 2/2.2 (Kryo 470 Gold (Cortex-A76))		 - 4/1.8 (Cortex-A55)
- 4/2.2 (Cortex-A78)
Process Samsung Samsung
Transistor Size 8 nm 4 nm
Neural Processor Qualcomm Hexagon 688 Yes
Graphics Adreno 618 Adreno 710
GPU Cores 256 256
GPU Frequency 700 MHz 676 MHz
FLOPS 358.4 GFLOPS 346.1 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy M51
671
Oppo Reno 15 F
890
Geekbench 6 (Multi-Core)
Samsung Galaxy M51
1799
Oppo Reno 15 F
2579
Geekbench 6 (Single-Core)671890
Geekbench 6 (Multi-Core)17992579
Geekbench Compute (GPU)n/a1527
Sources: Geekbench v6 [Oppo Reno 15 F]
AnTuTu 10
AnTuTu 10
Samsung Galaxy M51
323135
Oppo Reno 15 F
865334
CPU111824317576
GPU66059102038
Memory60319209948
UX84933235772
NanoReview Score323135865334
3DMark Wild Life
3DMark Wild Life
Samsung Galaxy M51
738
Oppo Reno 15 F
n/a
Max Surface Temp.48.2 °Cn/a
Stability97 %n/a
Graphics Test4 fpsn/a
Graphics Score738n/a
Sources: 3DMark [Samsung Galaxy M51]

Memory

RAM
RAM Size - 6 GB
- 8 GB		 8 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 1866 MHz 2133 MHz
Channels 2 2
Storage
Storage Capacity128 GB128 GB
Storage TypeUFS 2.1UFS 3.1
Memory CardMicroSDMicroSD

Software

OS Android 10 (Upgradeable to Android 12) Android 16
OS Size 22 GB n/a
UI Skin One UI 4.1 ColorOS 16

Battery

Volume 7000 mAh 7000 mAh
Max Charging Power 25 W 80 W
Battery Type Li-ion Silicon Carbon (Si/C)
Removable No No
Wireless Charging No No
Reverse Charging Yes Yes
Fast Charging Yes (35% in 30 min) Yes (50% in 30 min)
Full Charge Time 1:47 h 1:04 h
Battery Life Test
Battery Life
Samsung Galaxy M51
31:29
Oppo Reno 15 F
n/a
Web Browsing12:03 hn/a
Video Playback16:42 hn/a
Games06:23 hn/a
Standby Mode171 hn/a

Main camera

Matrix 64 MP 50 MP
Photo resolution 9248x6920 pixels 8192x6144 pixels
Zoom Digital Digital
Flash LED LED
Stabilization Digital Optical
8K Recording No No
4K Recording Yes (Up to 30 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 30 fps) Yes (Up to 60 fps)
Slow Motion 240 fps (720p) 240 fps (720p)
Wide-angle lens 123 ° 112 °
Lenses count Standard: 64 MP
Ultra-wide: 12 MP
Macro: 5 MP
Depth: 5 MP		 Standard: 50 MP
Ultra-wide: 8 MP
Macro: 2 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix64 MP50 MP
Aperturef/1.8f/1.8
Focal length26 mm26 mm
SensorSony IMX682n/a
Sensor size1/1.71/1.95 (0.51)
Pixel size0.8 μm0.8 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalOptical
Ultra-wide lens
Matrix12 MP8 MP
Aperturef/2.2f/2.2
Focal lengthn/a16 mm
SensorSamsung S5K3L6n/a
Sensor size1/3.11/4.0 (0.25)
Pixel size1.12 μmn/a
StabilizationDigitalDigital

Front camera

Matrix 32 MP 50 MP
Photo resolution 6464x4864 pixels 8192x6144 pixels
Aperture f/2.2 f/2.0
Focal length 26 mm 18 mm
Sensor Sony IMX616 CMOS
Sensor size 1/2.8 n/a
Pixel size 0.8 μm n/a
Autofocus No No
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 fps 2160p (4K) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 5 (802.11 a/b/g/n/ac) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5 5.1
Bluetooth features LE, A2DP LE
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode		 - Charging
- USB Storage Mode
- OTG
DisplayPort n/a No
GPS - GPS
- GLONASS
- Beidou
- Galileo		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Varies by region
Infrared Port No No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoYes
Hybrid SlotNoNo
2G BandsGSM850, GSM900, DCS1800, PCS1900GSM 850/900/1800/1900MHz
3G BandsWCDMA B1 (2100), B2 (1900), B4(AWS), B5(850), B8 (900)WCDMA /2/4/5/6/8/19
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B20/B26/B28/B66)LTE (B1/B2/B3/B4/B5/B7/B8/B18/B19/B20/B26/B28/B38/B39/B40/B41/B42/B48/B66/B71)
LTE category15n/a
5G SupportNoYes

Sound

Speakers Mono n/a
3.5 mm Jack Yes No
FM Radio Yes No
Dolby Atmos Yes No
Speaker Test
Max Volume
Samsung Galaxy M51
89.9 dB
Oppo Reno 15 F
n/a

Other

Class Mid-range Mid-range
Announced August, 2020 yr January, 2026 yr
Release Date September, 2020 yr January, 2026 yr
Launch Price ($) 340 n/a
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Oppo Reno 15 F the clear winner in this comparison.

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