Samsung Galaxy A27 5G vs Oppo K15

61 out of 100
Samsung Galaxy A27 5G
VS
72 out of 100
Oppo K15

Here we compared two mid-range smartphones: the 6.7-inch Samsung Galaxy A27 5G (with Qualcomm Snapdragon 6 Gen 3) that was released on June 10, 2026, against the Oppo K15, which is powered by MediaTek Dimensity 7360 Super and came out 2 months after. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

Select the amount of RAM to evaluate performance and value for money more precisely
Memory
12 / 256 GB

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Samsung Galaxy A27 5G
  • Expandable storage via MicroSD card up to 2048GB
  • Ready for eSIM technology
Reasons to consider the Oppo K15
  • Comes with 3000 mAh larger battery capacity: 8000 vs 5000 mAh
  • Has 2x more RAM: 12GB versus 6GB
  • Newer Bluetooth version (v5.4)
  • Supports higher wattage charging (80W versus 25W)
  • Waterproof body (IP69 classification)
  • 10% better performance in AnTuTu Benchmark (990K versus 903K)
  • Compatible with Wi-Fi 6 wireless networks
  • Stereo speakers
  • 19% higher pixel density (460 vs 385 PPI)
  • The front-facing camera can record video at 4K
  • Has a built-in infrared port

Review

Evaluation of Samsung Galaxy A27 5G and Oppo K15 crucial features
Display
Screen quality, color accuracy, brightness
Camera
Photo and video recording quality
Performance
CPU and memory performance (apps, system)
Gaming
Capabilities for playing modern games
Battery
Battery life, charging type and speed
Connectivity
Networks, ports, data transmission
Scores with a red asterisk (*) are approximate and may change in the future as we gather more data.
NanoReview Score
Final comparison evaluation
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๐Ÿ“ฑ Primary usage:

Value for money (Beta)

To get an accurate value-for-money index, update the default prices with actual prices from your countryโ€™s retailers (for the selected memory configs) and press the "Calculate" button.
Currency
6 / 128 GB
VS
12 / 256 GB
75.4
(Good)
Value Index
117.1
(Excellent)

Tests and specifications

Comparison table of technical specifications and tests

Display

Type Super AMOLED AMOLED
Size 6.7 inches 6.59 inches
Resolution 1080 x 2340 pixels 1256 x 2760 pixels
Aspect ratio 19.5:9 19.5:9
PPI 385 ppi 460 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (60-120 Hz) Yes
Max rated brightness 1400 nits 1200 nits
HDR support No -
Touch sampling rate 240 Hz 240 Hz
Screen protection Gorilla Glass Victus Plus Tempered glass
Screen-to-body ratio 86.7% 89.6%
Display features - DCI-P3
- Always-On Display
- DCI-P3
- DC Dimming
Peak brightness test (auto)
1099 nits
n/a

Design and build

Height 162.4 mm (6.39 inches) 158.3 mm (6.23 inches)
Width 78.2 mm (3.08 inches) 75.1 mm (2.96 inches)
Thickness 7.8 mm (0.31 inches) 8.3 mm (0.33 inches)
Weight 200 g (7.05 oz) 205 g (7.23 oz)
Waterproof IP64 IP69
Advanced cooling - Active fan
Rear material Glass -
Frame material Plastic Metal
Colors Black, Blue, Green, Pink Silver, Gray
Fingerprint scanner Yes, in-button Yes, in-display
Screen-to-body ratio
Oppo K15 +3%
89.6%

Performance

Chipset specifications of Samsung Galaxy A27 5G and Oppo K15
SoC
Chipset Qualcomm Snapdragon 6 Gen 3 MediaTek Dimensity 7360 Super
Max clock 2400 MHz 2500 MHz
CPU cores 8 (4 + 4) 8 (4 + 4)
Architecture - 4 cores at 1.8 GHz: Cortex-A55
- 4 cores at 2.4 GHz: Cortex-A78
- 4 cores at 2 GHz: Cortex-A55
- 4 cores at 2.5 GHz: Cortex-A78
L3 cache - 4 MB
Manufacturing Samsung TSMC
Lithography process 4 nanometers 4 nanometers
Neural processor (NPU) Hexagon MediaTek APU 655
GPU
Graphics Adreno 710 Mali-G615 MP2
GPU shading units 256 256
GPU clock 1010 MHz 1047 MHz
FLOPS ~517.1 GFLOPS ~536.1 GFLOPS

Benchmarks

Benchmark comparison of Samsung Galaxy A27 5G and Oppo K15
Geekbench 6 (Single-Core)
Oppo K15 +5%
1053
Geekbench 6 (Multi-Core)
2993
2879
Compute Score (GPU)
3750
2589
Compute Score (GPU) 3750 2589
Single-core score 1002 1053
Multi-core score 2993 2879
Sources: Geekbench [3]
AnTuTu Benchmark 11
903337
Oppo K15 +10%
990352
CPU 322208 347161
GPU 142341 129814
Memory 194160 226781
UX 244628 286596
Total score 903337 990352
Samples Less than 3 Less than 3

Recent User Tests

The latest benchmark tests that have been submitted by users
Samsung Galaxy A27 5G
DateBenchmarkResult
๐Ÿ“˜ 2026-09-22 (Chlorine)AnTuTu 12885443
๐Ÿ“˜ 2026-09-22 (Chlorine)AnTuTu 12765777
๐Ÿ“˜ 2026-09-10 (re)AnTuTu 11830601
๐Ÿ“˜ 2026-08-01 -> LynxVexAnTuTu 11903337
Oppo K15
No benchmark results yet

Memory

RAM
RAM size 6 GB 12 GB
Memory type LPDDR5 LPDDR5X
Memory clock 3200 MHz -
Channels 2 4
Storage
Storage size 128 GB 256 GB
Storage type UFS 3.1 UFS 3.1
Memory card MicroSD No
Memory card max size Up to 2048 GB -

Software

Operating system Android 16 Android 16
ROM One UI 8.5 ColorOS 16
OS size 24 GB -
OS updates 6 years -
Security updates 6 years -

Battery

Capacity 5000 mAh 8000 mAh
Max charge power 25 W 80 W
Battery type Li-Ion Silicon-Carbon (Si/C)
Replaceable No No
Wireless charging No No
Reverse charging No Yes
Bypass charging No Yes
Fast charging Yes (50% in 30 min) Yes
Full charging time 1:28 hr -
Battery life tests
Web browsing 07:35 hr -
Watching video 17:34 hr -
Gaming 05:13 hr -
Standby 109 hr -
General battery life
23:11 hr
n/a

Main camera

Matrix 50 megapixels 50 megapixels
Image resolution 8192 x 6144 8192 x 6144
Zoom Digital Digital
Flash LED Dual LED
Stabilization Optical Optical
8K video recording No No
4K video recording Up to 30FPS Up to 30FPS
1080p video recording Up to 30FPS Up to 60FPS
Slow motion 240 FPS (720p) 240 FPS (1080p)
Angle of widest lens - 143ยฐ
Lenses 1) Standard: 50 MP
2) Ultrawide: 5 MP
3) Macro: 2 MP
1) Standard: 50 MP
2) Ultrawide: 8 MP
Camera features - Bokeh mode
- Pro mode
- Bokeh mode
- Pro mode
Standard lens
Image resolution 50 MP 50 MP
Aperture f/1.8 f/1.8
Focal length 27 mm 26 mm
Sensor Samsung ISOCELL S5KJN1 -
Sensor size 1/2.76" (โ‰ˆ 0.36 inch) -
Pixel size 0.64 micron -
Autofocus Phase autofocus Phase autofocus
Stabilization Optical Optical
Ultra-wide lens
Image resolution 5 MP 8 MP
Aperture f/2.2 f/2.2
Focal length - 16 mm
Sensor size 1/5" (โ‰ˆ 0.2 inch) -
Pixel size 1.12 micron -
Stabilization Digital Digital
Macro lens
Image resolution 2 MP -
Aperture f/2.4 -
Sensor GalaxyCore GC02M1 -
Sensor size 1/5" (โ‰ˆ 0.2 inch) -
Pixel size 1.75 micron -
Stabilization Digital -

Selfie camera

Megapixels 12 megapixels 50 megapixels
Image resolution 4160 x 3120 -
Aperture f/2.2 f/2.0
Focal length - 18 mm
Sensor CMOS -
Autofocus Phase autofocus Phase autofocus
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 FPS 2160p (4K) at 30 FPS
Depth sensor (TOF 3D) No No

Connectivity

Wi-Fi standard 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 5.1 5.4
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, NAVIC
NFC* Depends on the region Yes
Infrared port No Yes
Network
Number of SIM* 2 2
Type of SIM card Nano Nano
Multi SIM mode Standby Standby
eSIM support* Yes No
Hybrid slot Yes No
5G support Yes Yes

Sound

Speakers Mono Stereo
Headphone audio jack No No
FM radio - No
Dolby Atmos Yes -

Other

Category Mid-range Mid-range
Announced June 2026 July 2026
Release date July 2026 July 2026
Launch price (MSRP) $349 $340
SAR (head) 0.78 W/kg -
SAR (body) 0.91 W/kg -
Sensors - Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
Bundled charger Not included Yes, 80 W
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

After analyzing all the data, we think that the Oppo K15 is definitely a better buy.

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