Home Phone comparison Samsung Galaxy A51 and Samsung Galaxy A17 4G - Which is better?

Samsung Galaxy A51 vs Samsung Galaxy A17 4G

41 out 100
Samsung Galaxy A51
VS
56 out 100
Samsung Galaxy A17 4G
Samsung Galaxy A51
Samsung Galaxy A17 4G

Compared 2 smartphones : Samsung Galaxy A51 Manufactured in December, 2019, with display 6.5 with chipsetSamsung Exynos 9 Octa 9611, vs Samsung Galaxy A17 4G, Manufactured in September, 2025with chipsetMediaTek Helio G99. 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
  • Higher pixel density: 405ppi
  • Lighter design: 172g vs 190g
Reasons to choose Samsung Galaxy A17 4G
  • Larger display: 6.7in
  • Higher refresh rate: 90Hz
  • Higher battery capacity: 5000mAh vs 4000mAh
  • Newer Bluetooth version: 5.3 vs 5

Versions

Available versions and configurations
Memory Options - 4/64 GB
- 4/128 GB
- 6/128 GB
- 8/128 GB
- 8/256 GB		 - 4/128 GB
- 8/256 GB

Review

Key Specs Samsung Galaxy A51 and Samsung Galaxy A17 4G
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
Samsung Galaxy A17 4G

Display

Display quality comparison
Type Super AMOLED Super AMOLED
Size 6.5 in 6.7 in
Resolution 1080x2400 pixels 1080x2340 pixels
Aspect ratio 20:9 19.5:9
Pixel density 405 ppi 385 ppi
Refresh rate 60 Hz 90 Hz
Adaptive refresh rate No No
Max brightness 400 nits 800 nits
HDR support No No
Screen-to-body ratio 87.5 % 86 %
Features Always-On Display DCI-P3
Display test
Peak brightness (auto)
Samsung Galaxy A51
631 nits
Samsung Galaxy A17 4G
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) 164.4 mm (6.47 in)
Width 73.6 mm (2.9 in) 77.9 mm (3.07 in)
Thickness 7.9 mm (0.31 in) 7.5 mm (0.3 in)
Weight 172 g (6.07 oz) 190 g (6.7 oz)
Water resistance No IP54
Back panel Plastic Plastic
Frame Plastic Plastic
Colors - White
- Black		 - Black
- Gray
- Blue
Fingerprint sensor Yes In-Display Yes, In-Button
Screen-to-body ratio
Samsung Galaxy A51
87.5 %
Samsung Galaxy A17 4G
86 %

Performance

Testing Samsung Galaxy A51 and Samsung Galaxy A17 4G In benchmarks
Processor
Chipset Samsung Exynos 9 Octa 9611 MediaTek Helio G99
Max Frequency 2300 MHz 2200 MHz
CPU Cores 8 (4 + 4) 8 (2 + 6)
Architecture - 4/1.7 (Cortex-A53)
- 4/2.3 (Cortex-A73)		 - 6/2 (Cortex-A55)
- 2/2.2 (Cortex-A76)
Process Samsung TSMC
Transistor Size 10 nm 6 nm
Neural Processor Yes Yes
Graphics Mali-G72 MP3 Mali-G57 MP2
GPU Cores 54 64
GPU Frequency 850 MHz 1000 MHz
FLOPS 113.8 GFLOPS 128 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy A51
512
Samsung Galaxy A17 4G
729
Geekbench 6 (Multi-Core)
Samsung Galaxy A51
1556
Samsung Galaxy A17 4G
2009
Geekbench 6 (Single-Core)512729
Geekbench 6 (Multi-Core)15562009
Geekbench Compute (GPU)n/a1257
Sources: Geekbench v6 [Samsung Galaxy A17 4G]
AnTuTu 10
AnTuTu 10
Samsung Galaxy A51
268760
Samsung Galaxy A17 4G
n/a
CPU83857n/a
GPU45166n/a
Memory63828n/a
UX75909n/a
NanoReview Score268760n/a
3DMark Wild Life
3DMark Wild Life
Samsung Galaxy A51
812
Samsung Galaxy A17 4G
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		 4 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 1866 MHz 2133 MHz
Channels 2 2
Storage
Storage Capacity- 64 GB
- 128 GB		128 GB
Storage TypeUFS 2.0n/a
Memory CardMicroSDMicroSD

Software

OS Android 10 (Upgradeable to Android 13) Android 15
OS Size 23 GB 22.2 GB
UI Skin One UI 5.1 One UI 7.0

Battery

Volume 4000 mAh 5000 mAh
Max Charging Power 15 W 25 W
Battery Type Li-Po Li-ion
Removable No No
Wireless Charging No No
Reverse Charging No No
Fast Charging Yes (40% in 35 min) Yes (44% in 30 min)
Full Charge Time 1:50 h 1:28 h
Battery Life Test
Battery Life
Samsung Galaxy A51
17:53
Samsung Galaxy A17 4G
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 8160x6120 pixels
Zoom Digital Digital
Flash LED LED
Stabilization Digital No
8K Recording No No
4K Recording Yes (Up to 30 fps) No
1080p Recording Yes (Up to 30 fps) Yes (Up to 30 fps)
Slow Motion 960 fps (720p) 120 fps (720p)
Wide-angle lens 120 ° n/a
Lenses count Standard: 48 MP
Ultra-wide: 12 MP
Macro: 5 MP
Depth: 5 MP		 Standard: 50 MP
Ultra-wide: 5 MP
Macro: 2 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix48 MP50 MP
Aperturef/2.0f/1.8
Focal length26 mm64 mm
SensorSony IMX582n/a
Sensor size1/21/2.76
Pixel size0.8 μmn/a
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalNo
Ultra-wide lens
Matrix12 MP5 MP
Aperturef/2.2f/2.2
Focal length13 mmn/a
Sensor sizen/a1/5
Pixel size1.12 μm1.12 μm
StabilizationDigitalNo

Front camera

Matrix 32 MP 13 MP
Photo resolution 6560x4928 pixels 4160x3120 pixels
Aperture f/2.2 f/2.0
Focal length 26 mm 26 mm
Sensor Samsung S5KGD1 n/a
Sensor size 1/2.8 1/3.1
Pixel size 0.8 μm 1.12 μm
Autofocus No No
Stabilization Digital No
Video resolution 2160p (4K) at 30 fps 1080p (Full HD) 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 5.3
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 Varies by region
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 / 2600GSM850, GSM900, DCS1800, PCS1900
3G BandsUMTS 850 / 900 / 1900 / 2100UMTS B1(2100), B2(1900), B4(AWS), B5(850), B8(900)
LTE Bands*LTE (B850/B900/B1800/B2100/B2600)LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B26/B28/B38/B40/B41/B66)
LTE category12n/a
5G SupportNoNo

Sound

Speakers Mono n/a
3.5 mm Jack Yes No
FM Radio Yes Yes
Dolby Atmos Yes Yes
Speaker Test
Max Volume
Samsung Galaxy A51
81.7 dB
Samsung Galaxy A17 4G
n/a

Other

Class Mid-range Budget
Announced December, 2019 yr September, 2025 yr
Release Date December, 2019 yr September, 2025 yr
Launch Price ($) 399 n/a
MSRP ($) n/a 169
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included n/a No
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Samsung Galaxy A17 4G the clear winner in this comparison.

Survey

Which smartphone would you pick?
2 (28.57%)
5 (71.43%)
Total Votes: 7

User comments

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