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Asus Zenfone 8 vs Samsung Galaxy A51

Side-by-Side Specs Comparison

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Asus Zenfone 8
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Samsung Galaxy A51
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Asus Zenfone 8 Samsung Galaxy A51
Launch
Release Date
May, 2021 Dec, 2019
Status
Available Available
Body & Operating System
Operating system
Android 11 Android 9.0 (Pie)
UI
ZenUI 8 NA
Dimensions
148 x 68.5 x 8.9 mm (5.83 x 2.70 x 0.35 in) 158.5 x 73.6 x 7.9 mm (6.24 x 2.90 x 0.31 in)
Weight
169 g 172 g
Body
Glass front (Gorilla Glass Victus), glass back (Gorilla Glass 3), aluminum frame
P68 dust/water resistant (up to 1.5m for 30 mins)
Front glass, plastic body
Color Options
Obsidian Black, Horizon Silver Prism, Crush Black, White, Blue, Pink
Display Specifications
Technology
Super AMOLED Super AMOLED capacitive touchscreen, 16M colors
Size
5.9 inches
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6.5 inches
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Resolution
Full HD (FHD) - 1080 x 2400 pixels, 20:9 ratio (~446 ppi density) Full HD (FHD) - 1080 x 2400 pixels, 20:9 ratio (~405 ppi density)
Protection
Corning Gorilla Glass Victus Corning Gorilla Glass 3
Features
120Hz refresh rate, HDR10+, 700 nits (HBM), 1100 nits (peak) brightness, Always-on display NA
Battery & Charging
Capacity
Non-removable Li-Po, 4000 mAh
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Non-removable Li-Po ,4000 mAh
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Charging
Fast charging 30W, 60% in 25 min, 100% in 80 min
USB Power Delivery 3.0
Reverse charging
Fast battery charging 15W
Processing Power
CPU
Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680) Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
Chipset
Qualcomm SM8350 Snapdragon 888 5G (5 nm) Exynos 9611 (10nm)
GPU
Adreno 660 Mali-G72 MP3
Memory & Storage
Ram
6-16GB RAM 4/6GB RAM
Storage Memory
128/256GB Built-in 64/128GB Built-in
Memory Card
No microSD, up to 1 TB (dedicated slot)
Cameras
Rear/Back
Dual 64 MP, f/1.8, 26mm (wide), 1/1.73", 0.8µm, PDAF, OIS
12 MP, f/2.2, 112°, 14mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF
Quad 48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF
12 MP, f/2.2, 13mm (ultrawide), 1.12µm
5 MP, f/2.4, 40mm (telephoto), dedicated macro camera
5 MP, f/2.2, (wide), 1/5.0", 1.12µm, depth sensor
Features

LED flash, HDR, panorama
Video 8K@24fps, 4K@30/60/120fp , 1080p@30/60/240fps, 720p@480fps; gyro-EIS, HDR Show more

LED flash, panorama, HDR Video 1080p@30fps
Front
12 MP, f/2.5, 28mm (standard), 1/2.93", 1.22µm, dual pixel PDAF
Video 4K@30fps, 1080p@30/60fps
32 MP, f/2.2, 25mm (wide), 1/2.8", 0.8µm
HDR Video 1080p@30fps
Features
NA NA
Network
SIM
Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Data
GSM / HSPA / LTE / 5G GSM / HSPA / LTE
2G Bands
SIM 1: GSM 850 / 900 / 1800 / 1900
SIM 2: GSM 850 / 900 / 1800 / 1900
SIM 1: GSM 850 / 900 / 1800 / 1900
SIM 2: GSM 850 / 900 / 1800 / 1900 - (Dual SIM model only)
3G Bands
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Bands
LTE bands 1, 2, 3, 4, 5, 7... LTE band 1(2100), 2(1900),...
5G Bands
1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 77, 78 SA/NSA - Global
1, 2, 3, 5, 7, 8, 12, 20, 25, 38, 40, 66, 71, 77, 78 SA/NSA - USA
NO
Connectivity
WLAN (WIFI)
Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth
5.2, A2DP, LE, aptX HD, aptX Adaptive 5.0, A2DP, LE
GPS
Yes, with dual-band A-GPS, GLONASS, GALILEO, BDS, QZSS, NavIC Yes, with A-GPS, GLONASS, GALILEO, BDS
USB
USB Type-C 2.0, USB On-The-Go 2.0, Type-C 1.0 reversible connector, USB On-The-Go
NFC
Yes Yes
Additional Features
Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Fingerprint (under display, optical), accelerometer, gyro, proximity, compass ANT+
Extra
FM Radio NA
Pricing
Price
US$ 720 USD $313
Resale Value
Moderate Very High
Comparison Result
Score
8 Point(s) 5 Point(s)
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