Category Breakdown
Samsung Galaxy M51
Samsung Galaxy S8 Active
Performance
64.862.5
Camera
48.749.9
Display
79.579.5
Battery
68.069.0
Build
75.875.8
Overall
65.365.0
Summary
- The Samsung Galaxy M51 features a larger 6.7-inch Super AMOLED Plus display with a resolution of 1080 x 2400 pixels, while the Galaxy S8 Active has a 5.8-inch Super AMOLED display with a higher resolution of 1440 x 2960 pixels, supporting HDR10.
- In terms of performance, the M51 is powered by the Snapdragon 730G chipset with up to 8GB of RAM, compared to the S8 Active's Snapdragon 835 with 4GB of RAM.
- The M51's camera system includes a 64 MP main sensor and a 32 MP selfie camera, whereas the S8 Active has a 12 MP rear camera with OIS and no front camera.
- The M51 boasts a significantly larger 7000 mAh battery, while the S8 Active has a 4000 mAh battery with wireless charging capability.
- Both devices run different versions of Android, with the M51 being upgradable to Android 12 and the S8 Active upgradable to Android 9.0.
- Build quality is robust for both, with the M51 using Gorilla Glass 3+ and the S8 Active featuring Gorilla Glass 5, but the S8 Active is designed for enhanced durability.
Side-by-side Specification Comparison
Samsung Galaxy M51
Samsung Galaxy S8 Active
General
Release Date
2020, August 31
2017
Announced
2020, August 31
2017
Description
N/A
For AT&T, T-Mobile, Sprint
Display
Size
6.7"
5.8"
Type
Super AMOLED Plus
Super AMOLED, HDR10
Resolution
1080 x 2400 pixels, 20:9 ratio (~393 ppi density)
1440 x 2960 pixels, 18.5:9 ratio (~568 ppi density)
PPI
1080
1440
Refresh Rate
60Hz
60Hz
Peak Brightness
N/A
N/A
HDR Support
✗
✓
Protection
Corning Gorilla Glass 3+
Corning Gorilla Glass 5
Performance
Chipset
Qualcomm SDM730 Snapdragon 730G (8 nm)
Qualcomm MSM8998 Snapdragon 835 (10 nm)
CPU
Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
Octa-core (4x2.35 GHz Kryo & 4x1.9 GHz Kryo)
GPU
Adreno 618
Adreno 540
Memory
128GB 6GB RAM, 128GB 8GB RAM
64GB 4GB RAM
Expandable Storage
✗
✗
Card Slot
microSDXC (dedicated slot)
microSDXC (dedicated slot)
Camera
Main Camera
64 MP
12 MP
Main Camera Details
64 MP, f/1.8, 26mm (wide), 1/1.73", 0.8µm, PDAF12 MP, f/2.2, 123˚ (ultrawide)5 MP, f/2.4, (macro)5 MP, f/2.4, (depth)
12 MP, f/1.7, 26mm (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS
Front Camera
32 MP
N/A
Front Camera Details
32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
N/A
Video Recording
4K@30fps, 1080p@30fps
4K@30fps, 1080p@30/60fps, 720p@240fps, HDR, stereo sound rec., gyro-EIS, OIS
Selfie Video
4K@30fps, 1080p@30fps
1440p@30fps
OIS
✗
✓
Night Mode
✗
✗
RAW Support
✗
✗
Battery
Capacity
7000 mAh
4000 mAh
Battery Details
Li-Po 7000 mAh
Li-Ion 4000 mAh, non-removable
Charging Details
25W wired, 100% in 115 minReverse wired
15W wired, QC2Wireless
Fast Charging
✗
✗
Wireless Charging
✗
✓
Build & Design
Dimensions
163.9 x 76.3 x 9.5 mm (6.45 x 3.00 x 0.37 in)
151.9 x 74.9 x 9.9 mm (5.98 x 2.95 x 0.39 in)
Weight
213 g
208.1 g
Materials
Glass front (Gorilla Glass 3+), plastic back, plastic frame
Glass front (Gorilla Glass 5), plastic back, plastic frame
Water Resistance
N/A
N/A
Colors
Celestial Black, Electric Blue, White
Meteor Gray, Tungsten Gold
Foldable
✗
✗
Connectivity
SIM
Nano-SIM + Nano-SIM
Nano-SIM
Network
GSM / HSPA / LTE
GSM / HSPA / LTE
Network Speed
HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 400/50 Mbps
HSPA 42.2/5.76 Mbps, LTE (4CA) Cat12 600/150 Mbps
5G
✗
✗
4G
✓
✓
WiFi
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
5.0, A2DP, LE
5.1, A2DP, LE, aptX
NFC
✓
✓
USB
USB Type-C 2.0, OTG
USB Type-C
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS, GLONASS, GALILEO, BDS
GPS, GLONASS
Software
Operating System
Android 10, upgradable to Android 12, One UI 4.1
Android 7.0 (Nougat), upgradable to Android 9.0 (Pie), One UI
OS Version
Android 10, upgradable to Android 12, One UI 4.1
Android 7.0 (Nougat), upgradable to Android 9.0 (Pie), One UI
Security
Fingerprint
✓
✓
Face Unlock
✗
✗
Sensors
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Iris scanner, fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, barometer, heart rate
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes

