Home Phone comparison Samsung Galaxy A51 5G and Samsung Galaxy A30s - Which is better?

Samsung Galaxy A51 5G vs Samsung Galaxy A30s

45 out 100
Samsung Galaxy A51 5G
VS
35 out 100
Samsung Galaxy A30s
Samsung Galaxy A51 5G
Samsung Galaxy A30s

Compared 2 smartphones : Samsung Galaxy A51 5G Manufactured in June, 2020, with display 6.5 with chipsetSamsung Exynos 980, vs Samsung Galaxy A30s, Manufactured in September, 2019 with chipsetSamsung Exynos 7 Octa 7904. 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 5G
  • Larger display: 6.5in
  • Higher pixel density: 405ppi
  • Higher battery capacity: 4500mAh vs 4000mAh
Reasons to choose Samsung Galaxy A30s
  • Lighter design: 169g vs 187g

Versions

Available versions and configurations
Memory Options - 6/128 GB
- 8/128 GB		 - 3/32 GB
- 4/64 GB
- 4/128 GB

Review

Key Specs Samsung Galaxy A51 5G and Samsung Galaxy A30s
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 5G
vs
Samsung Galaxy A30s

Display

Display quality comparison
Type Super AMOLED Super AMOLED
Size 6.5 in 6.4 in
Resolution 1080x2400 pixels 720x1560 pixels
Aspect ratio 20:9 19.5:9
Pixel density 405 ppi 268 ppi
Refresh rate 60 Hz 60 Hz
Adaptive refresh rate No No
Max brightness 400 nits 500 nits
HDR support No No
Screen-to-body ratio 87.3 % 84.9 %
Features Always-On Display n/a
Display test
Peak brightness (auto)
Samsung Galaxy A51 5G
639 nits
Samsung Galaxy A30s
486 nits
sRGB gamutn/a98 %
PWM (Flicker)n/a240 Hz
Response timen/a4 ms
Contrastn/a∞ Infinite
Sources: NotebookCheck [Samsung Galaxy A30s]

Design & Build

Design and ergonomics comparison
Height 158.9 mm (6.26 in) 158.5 mm (6.24 in)
Width 73.6 mm (2.9 in) 74.7 mm (2.94 in)
Thickness 8.7 mm (0.34 in) 7.8 mm (0.31 in)
Weight 187 g (6.6 oz) 169 g (5.96 oz)
Water resistance No No
Back panel Plastic Plastic
Frame Metal Plastic
Colors - White
- Black
- Pink		 - White
- Black
- Purple
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
Samsung Galaxy A51 5G
87.3 %
Samsung Galaxy A30s
84.9 %

Performance

Testing Samsung Galaxy A51 5G and Samsung Galaxy A30s In benchmarks
Processor
Chipset Samsung Exynos 980 Samsung Exynos 7 Octa 7904
Max Frequency 2200 MHz 1770 MHz
CPU Cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6/1.8 (Cortex-A55)
- 2/2.2 (Cortex-A77)		 - 6/1.6 (Cortex-A53)
- 2/1.8 (Cortex-A73)
Process Samsung Samsung
Transistor Size 8 nm 14 nm
Neural Processor Yes No
Graphics Mali-G76 MP5 Mali-G71 MP2
GPU Cores 180 32
GPU Frequency 700 MHz 770 MHz
FLOPS 262.1 GFLOPS 49.3 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy A51 5G
863
Samsung Galaxy A30s
486
Geekbench 6 (Multi-Core)
Samsung Galaxy A51 5G
2112
Samsung Galaxy A30s
1530
Geekbench 6 (Single-Core)863486
Geekbench 6 (Multi-Core)21121530
AnTuTu 10
AnTuTu 10
Samsung Galaxy A51 5G
406776
Samsung Galaxy A30s
187120
CPU13099867662
GPU8509420817
Memory8633950609
UX10434548032
NanoReview Score406776187120
3DMark Wild Life
3DMark Wild Life
Samsung Galaxy A51 5G
n/a
Samsung Galaxy A30s
407
Max Surface Temp.n/a34.7 °C
Stabilityn/a97 %
Graphics Testn/a2 fps
Graphics Scoren/a407
Sources: 3DMark [Samsung Galaxy A30s]

Memory

RAM
RAM Size 6 GB - 3 GB
- 4 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 1866 MHz 1933 MHz
Channels 2 2
Storage
Storage Capacity128 GB- 32 GB
- 64 GB
Storage TypeUFS 2.0eMMC 5.1
Memory CardMicroSDMicroSD

Software

OS Android 10 (Upgradeable to Android 13) Android 9.0 (Upgradeable to Android 11)
OS Size 22.7 GB 10.9 GB
UI Skin One UI 5.0 One UI 3.1

Battery

Volume 4500 mAh 4000 mAh
Max Charging Power 15 W 15 W
Battery Type Li-Po Li-ion
Removable No No
Wireless Charging No No
Reverse Charging No No
Fast Charging Yes (40% in 40 min) Yes Samsung Adaptive Fast Charge (40% in 30 min)
Full Charge Time 2:05 h 1:45 h
Battery Life Test
Battery Life
Samsung Galaxy A51 5G
18:19
Samsung Galaxy A30s
17:49
Web Browsing07:25 h06:26 h
Video Playback12:09 h11:19 h
Games05:11 h04:35 h
Standby Mode81 h88 h

Main camera

Matrix 48 MP 25 MP
Photo resolution 8000x6000 pixels 5288x3968 pixels
Zoom Digital Digital
Flash LED LED
Stabilization Digital Digital
8K Recording No No
4K Recording Yes (Up to 30 fps) No
1080p Recording Yes (Up to 120 fps) Yes (Up to 30 fps)
Slow Motion 960 fps (720p) 120 fps (720p)
Wide-angle lens 123 ° 123 °
Lenses count Standard: 48 MP
Ultra-wide: 12 MP
Macro: 5 MP
Depth: 5 MP		 Standard: 25 MP
Ultra-wide: 8 MP
Depth: 5 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix48 MP25 MP
Aperturef/2.0f/1.7
Focal length26 mm27 mm
SensorSamsung S5KGM2Samsung S5K2X5
Sensor size1/21/2.8
Pixel size0.8 μm0.9 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalDigital
Ultra-wide lens
Matrix12 MP8 MP
Aperturef/2.2f/2.2
Focal length13 mm13 mm
Sensor sizen/a1/4
Pixel size1.12 μm1.12 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Samsung Galaxy A51 5G
90
Samsung Galaxy A30s
n/a
Video quality
Samsung Galaxy A51 5G
86
Samsung Galaxy A30s
n/a
Overall camera score
Samsung Galaxy A51 5G
87
Samsung Galaxy A30s
n/a
Sources: DxOMark [Samsung Galaxy A51 5G]

Front camera

Matrix 32 MP 16 MP
Photo resolution 6560x4928 pixels 4608x3456 pixels
Aperture f/2.2 f/2.0
Focal length 26 mm 26 mm
Sensor Samsung S5KGD1 ISOCELL CMOS
Sensor size 1/2.8 1/3.1
Pixel size 0.8 μm 1 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 2160p (4K) at 30 fps 1080p (Full HD) at 30 fps
TOF 3D sensor No No
Selfie camera DxOMark results
Photo quality
Samsung Galaxy A51 5G
100
Samsung Galaxy A30s
n/a
Video quality
Samsung Galaxy A51 5G
119
Samsung Galaxy A30s
n/a

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
Bluetooth version 5 5
Bluetooth features PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, A2DP PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, A2DP
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
GPS - GPS
- GLONASS
- Beidou
- Galileo		 - GPS
- GLONASS
- Beidou
NFC* Yes Yes
Infrared Port No No
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 / 1800 / 1900
3G BandsUMTS 850 / 900 / 1900 / 2100HSDPA 850 / 900 / 1900 / 2100
LTE Bands*LTE (B850/B900/B1800/B2100/B2600)LTE (B1/B3/B5/B7/B8/B20/B38/B40/B41)
LTE category1210
5G SupportYesn/a

Sound

Speakers Mono Mono
3.5 mm Jack Yes Yes
FM Radio Yes Yes
Dolby Atmos Yes Yes
Speaker Test
Max Volume
Samsung Galaxy A51 5G
n/a
Samsung Galaxy A30s
86.2 dB

Other

Class Mid-range Mid-range
Announced April, 2020 yr August, 2019 yr
Release Date June, 2020 yr September, 2019 yr
Launch Price ($) 499 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 Samsung Galaxy A51 5G the clear winner in this comparison.

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