Home Phone comparison Oppo Reno 15 and Samsung Galaxy A57 5G - Which is better?

Oppo Reno 15 vs Samsung Galaxy A57 5G

83 out 100
Oppo Reno 15
VS
71 out 100
Samsung Galaxy A57 5G
Oppo Reno 15
Samsung Galaxy A57 5G

Compared 2 smartphones : Oppo Reno 15 Manufactured in November, 2025, with display 6.32 with chipsetMediaTek Dimensity 8450, vs Samsung Galaxy A57 5G, Manufactured in April, 2026with chipsetSamsung Exynos 1680. 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 Oppo Reno 15
  • Higher pixel density: 460ppi
  • Higher battery capacity: 6200mAh vs 5000mAh
  • Infrared port
  • Includes charger
Reasons to choose Samsung Galaxy A57 5G
  • Larger display: 6.7in
  • Lighter design: 179g vs 187g
  • Newer Bluetooth version: 6.0 vs 5.4
  • Supports Dolby Atmos

Versions

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

Review

Key Specs Oppo Reno 15 and Samsung Galaxy A57 5G
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:
Oppo Reno 15
vs
Samsung Galaxy A57 5G

Display

Display quality comparison
Type AMOLED Super AMOLED
Size 6.32 in 6.7 in
Resolution 1216x2640 pixels 1080x2340 pixels
Aspect ratio 19.5:9 19.5:9
Pixel density 460 ppi 385 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (60-120 Hz) Yes (60-120 Hz)
Max brightness 600 nits 1200 nits
HDR support Yes, HDR10+ Yes, HDR10+
Screen-to-body ratio 89.6 % 88.8 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
Display test
Peak brightness (auto)
Oppo Reno 15
n/a
Samsung Galaxy A57 5G
1883 nits

Design & Build

Design and ergonomics comparison
Height 151.21 mm (5.95 in) 161.5 mm (6.36 in)
Width 72.42 mm (2.85 in) 76.8 mm (3.02 in)
Thickness 7.99 mm (0.31 in) 6.9 mm (0.27 in)
Weight 187 g (6.6 oz) 179 g (6.31 oz)
Water resistance IP69 IP68
Cooling system Vapor chamber Vapor chamber
Back panel Glass Glass
Frame Metal Metal
Colors - White
- Gold
- Brown		 - Gray
- Blue
- Purple
Fingerprint sensor Yes, In-Display Yes, In-Display
Screen-to-body ratio
Oppo Reno 15
89.6 %
Samsung Galaxy A57 5G
88.8 %

Performance

Testing Oppo Reno 15 and Samsung Galaxy A57 5G In benchmarks
Processor
Chipset MediaTek Dimensity 8450 Samsung Exynos 1680
Max Frequency 3250 MHz 2900 MHz
CPU Cores 8 (1 + 3 + 4) 8 (1 + 4 + 3)
Architecture - 4/2.1 (Cortex-A725)
- 3/3 (Cortex-A725)
- 1/3.25 (Cortex-A725)		 - 3/1.95 (Cortex-A520)
- 4/2.6 (Cortex-A720)
- 1/2.9 (Cortex-A720)
Process TSMC Samsung
Transistor Size 4 nm 4 nm
Neural Processor MediaTek NPU 880 Yes
Graphics Mali-G720 MP7 n/a
GPU Cores 896 n/a
GPU Frequency 1300 MHz n/a
FLOPS 2329.6 GFLOPS n/a
GeekBench v6
Geekbench 6 (Single-Core)
Oppo Reno 15
1686
Samsung Galaxy A57 5G
1389
Geekbench 6 (Multi-Core)
Oppo Reno 15
5130
Samsung Galaxy A57 5G
4453
Geekbench 6 (Single-Core)16861389
Geekbench 6 (Multi-Core)51304453
Sources: Geekbench v6 [Oppo Reno 15], [Samsung Galaxy A57 5G]
AnTuTu 10
AnTuTu 10
Oppo Reno 15
1368197
Samsung Galaxy A57 5G
1390055
CPU286007510705
GPU548893374535
Memory267249204469
UX266048300346
NanoReview Score13681971390055

Memory

RAM
RAM Size 12 GB 8 GB
Memory Type LPDDR5X LPDDR5X
Memory Frequency 4266 MHz n/a
Channels 4 2
Storage
Storage Capacity256 GB128 GB
Storage TypeUFS 3.1UFS 3.1
Memory CardNoNo

Software

OS Android 16 Android 16
UI Skin ColorOS 16 One UI 8.5

Battery

Volume 6200 mAh 5000 mAh
Max Charging Power 80 W 45 W
Battery Type Silicon Carbon (Si/C) Li-ion
Removable No No
Wireless Charging No No
Reverse Charging Yes n/a
Fast Charging Yes (73% in 30 min) Yes (64% in 30 min)
Full Charge Time 0:52 h 1:09 h
Battery Life Test
Battery Life
Oppo Reno 15
n/a
Samsung Galaxy A57 5G
24:32
Web Browsingn/a10:41 h
Video Playbackn/a20:15 h
Gamesn/a05:40 h
Standby Moden/a85 h

Main camera

Matrix 200 MP 50 MP
Photo resolution n/a 8192x6144 pixels
Zoom Optical, 3.5x Digital
Flash LED LED
Stabilization Optical Optical
8K Recording No No
4K Recording Yes (Up to 60 fps) Yes (Up to 30 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 240 fps (1080p) 240 fps (720p)
Wide-angle lens 116 ° 123 °
Lenses count Standard: 200 MP
Telephoto: 50 MP
Ultra-wide: 50 MP		 Standard: 50 MP
Ultra-wide: 12 MP
Macro: 5 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix200 MP50 MP
Aperturef/1.8f/1.8
Focal length24 mmn/a
Sensorn/aSony IMX906
Sensor size1/1.56 (0.64)1/1.56 (0.64)
Pixel size0.5 μm1 μm
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalOptical
Telephoto
Matrix50 MPn/a
Aperturef/2.8n/a
Focal length85 mmn/a
StabilizationOpticaln/a
Ultra-wide lens
Matrix50 MP12 MP
Aperturef/2.0f/2.2
Focal length16 mmn/a
Sensorn/aSony IMX258
Sensor sizen/a1/3.06 (0.33)
Pixel sizen/a1.12 μm
StabilizationDigitalDigital

Front camera

Matrix 50 MP 12 MP
Photo resolution 8192x6144 pixels n/a
Aperture f/2.0 f/2.2
Focal length 18 mm n/a
Sensor size n/a 1/3.2 (0.31)
Pixel size n/a 1.12 μm
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 6E (802.11 a/b/g/n/ac/ax) Wi-Fi 6E (802.11 a/b/g/n/ac/ax)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- 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 5.4 6.0
Bluetooth features LE 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 No No
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Yes
Infrared Port Yes No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesYes
Hybrid SlotNoNo
2G BandsGSM 850/900/1800MHzn/a
3G BandsWCDMA 1/4/5/8/19n/a
LTE Bands*LTE (B1/B2/B3/B4/B5/B8/B18/B19/B25/B26/B28/B34/B38/B39/B40/B41/B42/B43/B48/B66)n/a
5G SupportYesYes

Sound

3.5 mm Jack No No
FM Radio No No
Dolby Atmos No Yes

Other

Class Mid-range Mid-range
Announced November, 2025 yr March, 2026 yr
Release Date November, 2025 yr April, 2026 yr
MSRP ($) 400 549
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes, 80 W No
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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

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