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Samsung Galaxy A51 SM-A515F/DS Dual SIM 4GB RAM 128GB vs. Motorola Moto G8 Power Dual SIM 4GB RAM 64GB + 1
Built-in camera
Yes
Yes
Yes
Front camera
Yes
Yes
Yes
Effective pixels front camera
32 megapixels
16 megapixels
10 megapixels
Number of front cameras
1 ​
1 ​
1 ​
Camera features
Autofocus, Built-in flash/lamp, Electronic image stabilization (EIS)
Autofocus, Built-in flash/lamp, Electronic image stabilization (EIS), Optical zoom
Autofocus, Built-in flash/lamp, Optical image stabilization (OIS), Electronic image stabilization (EIS), Optical zoom
Effective pixels
48 megapixels
16 megapixels
64 megapixels
Maximum lens aperture
2
1.7
1.8
Number of rear cameras
4 ​
4 ​
3 ​
Sensor format
1/2"
1/2.8"
1/1.76"
Video recording
Yes
Yes
Yes
Max frame rate (highest resolution)
24 fps
Max frame rate (regardless of res.)
240 fps
60 fps
960 fps
Max resolution (highest frame rate)
1920x1080 (HD 1080) pixels
1920x1080 (HD 1080) pixels
1280x720 (HD 720) pixels
Maximum resolution (video)
3840x2160 (4K Ultra HD) pixels
3840x2160 (4K Ultra HD) pixels
7680x4320 (8K Ultra HD) pixels
2G (GSM)
Yes
Yes
Yes
3G (UMTS)
Yes
Yes
Yes
HSPA+
Yes
Yes
Yes
4G (LTE)
Yes
Yes
Yes
4G: Speed (down/up)
Cat.12/13: 600/150 Mbit/s
Cat.20/18: 2000/200 Mbit/s
5G (NR)
No
No
Yes
Frequency range (5G)
FR1 (Sub-6 GHz)
Bluetooth
Yes
Yes
Yes
Bluetooth codec
SBC
aptX, LDAC, SBC
Bluetooth profile
A2DP, AVRCP
A2DP
A2DP
Bluetooth version
5.0
5.0
5.1
Built-in navigation system
Yes
Yes
Yes
Type of navigation system
GPS, A-GPS, BeiDou, Galileo, GLONASS
GPS, A-GPS, BeiDou, Galileo, GLONASS
GPS, A-GPS, BeiDou, Galileo, GLONASS
NFC
Yes
No
Yes
Wireless network (Wi-Fi)
Yes
Yes
Yes
Wireless networking standard
802.11a, 802.11b, 802.11g, 802.11n (Wi-Fi 4), 802.11ac (Wi-Fi 5)
802.11b, 802.11g, 802.11n (Wi-Fi 4)
802.11a, 802.11b, 802.11g, 802.11n (Wi-Fi 4), 802.11ac (Wi-Fi 5), 802.11ax (Wi-Fi 6)
Data connector
USB
USB
USB
Type of USB connector
USB (Type C)
USB (Type C)
USB (Type C)
USB On-The-Go (OTG)
Yes
No
Yes
USB version
2.0
2.0
3 (Gen 1)
Headphone output (2.5/3.5 mm)
Yes
Yes
No
Type of connection
3.5 mm
3.5 mm
Colour
Black, Silver, Blue, White, Green, Grey, Pink
Black, Blue, White
Black, Silver, White, Grey, Purple, Pink
Developed especially for seniors
No
No
No
Physical keyboard/numpad
No
No
No
Dimensions (WxHxD)
Depth
7.9 mm
9.63 mm
7.9 mm
Height
158.5 mm
155.95 mm
151.7 mm
Width
73.6 mm
75.84 mm
71.2 mm
Product weight
172 g
197 g
169 g
Built-in sensors
Proximity sensor, Accelerometer, Gyroscope
Proximity sensor, Accelerometer, Gyroscope
Proximity sensor, Accelerometer, Gyroscope, Barometer
Built-in wireless charging
No
No
Yes
Wireless standard
QI, PMA
Dual SIM card support
Yes
Yes
Yes
Hybrid Dual Sim
Yes
No
Type of Dual SIM
Dual SIM cards
Dual SIM cards
Nano SIM/eSIM, Dual SIM cards
Features
FM radio, Shock resistant, ANT+
FM radio, Built-in stereo speakers
Shock resistant, ANT+, Built-in stereo speakers, Hearing Aid Compatible, Ultra-wideband (UWB)
Security
Fingerprint reader, Face scanner
Fingerprint reader
Fingerprint reader, Face scanner
SIM card
Nano sim
Nano sim
Nano sim
Supports fast charging
Yes
Yes
Yes
Water resistant
No
No
Yes
IP code (level of dust/water resistance)
IP68
Series
Galaxy A51
Moto G8
Samsung Galaxy S21
Aspect ratio
20:9
19:9
20:9
Display features
Scratch resistant display
HDR
Scratch resistant display, HDR, 120Hz refresh rate
Display technology
OLED (AMOLED)
LCD
OLED (AMOLED)
Panel type
IPS (TFT)
Display
Colour
Colour
Colour
Number of colours
16 777 216 colours
16 777 216 colours
16 777 216 colours
Pixel density
405 PPI
399 PPI
421 PPI
Screen resolution (HxV)
1080x2400 pixels
1080x2300 pixels
1080x2400 pixels
Screen size
6.5 inches
6.4 inches
6.2 inches
Touchscreen
Yes
Yes
Yes
Material (body/chassis)
Glass, Plastic
Aluminium, Plastic
Aluminium, Plastic
RAM size
4GB
4GB
8GB
Keyword
Release year
2019
2020
2021
Battery capacity
4000 mAh
5000 mAh
4000 mAh
Exchangeable battery
No
No
No
Graphics processor (GPU)
Yes
Yes
Yes
Graphics processor type
ARM Mali-G72 MP3
Adreno 610
ARM Mali-G78 MP14
Processor core type
8 (Octa) Core
8 (Octa) Core
8 (Octa) Core
Processor speed
2.3 GHz
2 GHz
2.9 GHz
SoC/CPU (System on Chip)
Samsung Exynos 9 Octa (9611)
Qualcomm Snapdragon 665 SDM665
Samsung Exynos 2100
Support for alternative firmware
Memory card reader
Yes
Yes
No
Compatible memory cards
microSD, microSDHC, microSDXC
microSD, microSDHC, microSDXC
Maximum memory card size
512GB
512GB
Storage space
128 GB
64 GB
128 GB