Home Phone comparison Samsung Galaxy A51 and Oppo Reno 14 - Which is better?

Samsung Galaxy A51 vs Oppo Reno 14

41 out 100
Samsung Galaxy A51
VS
78 out 100
Oppo Reno 14
Samsung Galaxy A51
Oppo Reno 14

Compared 2 smartphones : Samsung Galaxy A51 Manufactured in December, 2019, with display 6.5 with chipsetSamsung Exynos 9 Octa 9611, vs Oppo Reno 14, Manufactured in May, 2025 with chipsetMediaTek Dimensity 8350. 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 A51
  • Lighter design: 172g vs 187g
  • Supports Dolby Atmos
Reasons to choose Oppo Reno 14
  • Larger display: 6.59in
  • Higher pixel density: 460ppi
  • Higher refresh rate: 120Hz
  • Higher battery capacity: 6000mAh vs 4000mAh
  • Newer Bluetooth version: 5.4 vs 5
  • Infrared port
  • Includes charger

Versions

Available versions and configurations
Memory Options - 4/64 GB
- 4/128 GB
- 6/128 GB
- 8/128 GB
- 8/256 GB		 - 12/256 GB
- 12/512 GB
- 16/256 GB
- 16/512 GB
- 16/1024 GB

Review

Key Specs Samsung Galaxy A51 and Oppo Reno 14
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.
Customize your score
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 A51
vs
Oppo Reno 14

Display

Display quality comparison
Type Super AMOLED AMOLED
Size 6.5 in 6.59 in
Resolution 1080x2400 pixels 1256x2760 pixels
Aspect ratio 20:9 n/a
Pixel density 405 ppi 460 ppi
Refresh rate 60 Hz 120 Hz
Adaptive refresh rate No Yes
Max brightness 400 nits 600 nits
HDR support No Yes HDR10+
Screen-to-body ratio 87.5 % 89.6 %
Features Always-On Display - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Samsung Galaxy A51
631 nits
Oppo Reno 14
n/a
sRGB gamut98.8 %n/a
PWM (Flicker)242 Hzn/a
Response time25 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Samsung Galaxy A51]

Design & Build

Design and ergonomics comparison
Height 158.5 mm (6.24 in) 157.9 mm (6.22 in)
Width 73.6 mm (2.9 in) 74.73 mm (2.94 in)
Thickness 7.9 mm (0.31 in) 7.42 mm (0.29 in)
Weight 172 g (6.07 oz) 187 g (6.6 oz)
Water resistance No IP69
Cooling system n/a Vapor chamber
Back panel Plastic Glass
Frame Plastic Metal
Colors - White
- Black		 - White
- Black
- Green
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
Samsung Galaxy A51
87.5 %
Oppo Reno 14
89.6 %

Performance

Testing Samsung Galaxy A51 and Oppo Reno 14 In benchmarks
Processor
Chipset Samsung Exynos 9 Octa 9611 MediaTek Dimensity 8350
Max Frequency 2300 MHz 3350 MHz
CPU Cores 8 (4 + 4) 8 (1 + 3 + 4)
Architecture - 4/1.7 (Cortex-A53)
- 4/2.3 (Cortex-A73)		 - 4/2.2 (Cortex-A510)
- 3/3.2 (Cortex-A715)
- 1/3.35 (Cortex-A715)
Process Samsung TSMC
Transistor Size 10 nm 4 nm
Neural Processor Yes MediaTek APU 780
Graphics Mali-G72 MP3 Mali-G615 MP6
GPU Cores 54 768
GPU Frequency 850 MHz 1400 MHz
FLOPS 113.8 GFLOPS 2150.4 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy A51
512
Oppo Reno 14
1439
Geekbench 6 (Multi-Core)
Samsung Galaxy A51
1556
Oppo Reno 14
4389
Geekbench 6 (Single-Core)5121439
Geekbench 6 (Multi-Core)15564389
Sources: Geekbench v6 [Oppo Reno 14]
AnTuTu 10
AnTuTu 10
Samsung Galaxy A51
268760
Oppo Reno 14
1327873
CPU83857289832
GPU45166518207
Memory63828261305
UX75909258529
NanoReview Score2687601327873
3DMark Wild Life
3DMark Wild Life
Samsung Galaxy A51
812
Oppo Reno 14
n/a
Max Surface Temp.42.2 °Cn/a
Stability95 %n/a
Graphics Test4 fpsn/a
Graphics Score812n/a
Sources: 3DMark [Samsung Galaxy A51]

Memory

RAM
RAM Size - 4 GB
- 6 GB		 12 GB
Memory Type LPDDR4X LPDDR5X
Memory Frequency 1866 MHz 4266 MHz
Channels 2 4
Storage
Storage Capacity- 64 GB
- 128 GB		256 GB
Storage TypeUFS 2.0UFS 3.1
Memory CardMicroSDNo

Software

OS Android 10 (Upgradeable to Android 13) Android 15
OS Size 23 GB n/a
UI Skin One UI 5.1 ColorOS 15

Battery

Volume 4000 mAh 6000 mAh
Max Charging Power 15 W 80 W
Battery Type Li-Po n/a
Removable No No
Wireless Charging No Yes (50 W)
Reverse Charging No Yes
Fast Charging Yes (40% in 35 min) Yes (75% in 30 min)
Full Charge Time 1:50 h 0:50 h
Battery Life Test
Battery Life
Samsung Galaxy A51
17:53
Oppo Reno 14
n/a
Web Browsing07:15 hn/a
Video Playback11:25 hn/a
Games04:49 hn/a
Standby Mode81 hn/a

Main camera

Matrix 48 MP 50 MP
Photo resolution 8000x6000 pixels 8192x6144 pixels
Zoom Digital Optical, 3.5x
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 960 fps (720p) 240 fps (720p)
Wide-angle lens 120 ° 116 °
Lenses count Standard: 48 MP
Ultra-wide: 12 MP
Macro: 5 MP
Depth: 5 MP		 Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 8 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix48 MP50 MP
Aperturef/2.0f/1.8
Focal length26 mm26 mm
SensorSony IMX582Sony IMX882
Sensor size1/21/1.95
Pixel size0.8 μm0.8 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalOptical
Telephoto
Matrixn/a50 MP
Aperturen/af/2.8
Focal lengthn/a80 mm
Sensorn/aSamsung S5KJN5
Sensor sizen/a1/2.76
Pixel sizen/a0.6 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrix12 MP8 MP
Aperturef/2.2f/2.2
Focal length13 mm15 mm
Sensorn/aSony IMX355
Sensor sizen/a1/4.0
Pixel size1.12 μm1.12 μm
StabilizationDigitalDigital

Front camera

Matrix 32 MP 50 MP
Photo resolution 6560x4928 pixels 8192x6144 pixels
Aperture f/2.2 f/2.0
Focal length 26 mm 21 mm
Sensor Samsung S5KGD1 Samsung S5KJN5
Sensor size 1/2.8 1/2.76
Pixel size 0.8 μm 0.6 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 2160p (4K) at 30 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 5 (802.11 a/b/g/n/ac) Wi-Fi 6 (802.11 a/b/g/n/ac/ax)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5 5.4
Bluetooth features PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, A2DP LE
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort n/a No
GPS - GPS
- GLONASS
- Beidou
- Galileo		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Yes
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM 850 / 900 / 1800 / 2100 / 2600GSM 850/900/1800MHz
3G BandsUMTS 850 / 900 / 1900 / 2100WCDMA 1/5/8
LTE Bands*LTE (B850/B900/B1800/B2100/B2600)LTE (B1/B3/B5/B8/B28/B34/B38/B39/B40/B41/B42/B48)
LTE category12n/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 A51
81.7 dB
Oppo Reno 14
n/a

Other

Class Mid-range Mid-range
Announced December, 2019 yr May, 2025 yr
Release Date December, 2019 yr May, 2025 yr
Launch Price ($) 399 n/a
MSRP ($) n/a 400
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included n/a Yes 80 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Oppo Reno 14 the clear winner in this comparison.

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