Samsung Galaxy A51 vs ZTE nubia A77
Product
Price
250 USD
250 USD
Status
Available
Available
Brand
Samsung Mobile
ZTE Mobiles
Model No
Galaxy A51
ZTE nubia A77
Launch Date
2019, December 29
2026, August 14
Wikipedia
Technology
GSM / HSPA / LTE
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 1900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 1900 / 2100
4G bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66
LTE
Speed
HSPA 42.2/5.76 Mbps, LTE-A
HSPA, LTE, 5G
5G bands
SA/NSA
Dimensions
158.5 x 73.6 x 7.9 mm (6.24 x 2.90 x 0.31 in)
168 x 77 x 8.3 mm (6.61 x 3.03 x 0.33 in)
Weight
172 g (6.07 oz)
193 g (6.81 oz)
Build
Glass front (Gorilla Glass 3), plastic back, plastic frame
Glass front, plastic frame, plastic back
IP64 dust tight and water resistant (water splashes)
SIM
Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Nano-SIM + Nano-SIM
Colors
Prism Crush Black, Prism Crush White, Prism Crush Blue, Prism Crush Pink
Obsidian Black, Glacier White, Twilight Purple
Type
Super AMOLED capacitive touchscreen, 16M colors
IPS LCD, 120Hz
Size
6.5 inches, 102.0 cm2 (~87.4% screen-to-body ratio)
6.75 inches, 108.2 cm2 (~83.6% screen-to-body ratio)
Resolution
1080 x 2400 pixels, 20:9 ratio (~405 ppi density)
720 x 1640 pixels (~265 ppi density)
OS
Android 10, One UI 2.1
Android 16
Chipset
Exynos 9611 (10nm)
Unisoc T8300 (6 nm)
CPU
Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
Octa-core (2x2.2 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
GPU
Mali-G72 MP3
Mali-G57 MP2
RAM
6GB/8GB
6GB
Storage
64GB/128GB
UFS 2.0
128GB
Card Slot
microSDXC (dedicated slot)
microSDXC
Lens 1
48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF
50 MP, f/1.8, (wide), PDAF
Lens 2
12 MP, f/2.2, 123˚ (ultrawide)
Auxiliary lenses
Lens 3
5 MP, f/2.4, (macro)
Lens 4
5 MP, f/2.2, (depth)
Features
LED flash, panorama, HDR
LED flash, HDR, panorama
Video
4K@30fps, 1080p@30/120fps; gyro-EIS
1080p@30fps
Lens 1
32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm
8 MP
Features
HDR
Video
1080p@30fps
1080p@30fps
Capacity
(Li-Po Non removable), 4000 mAh
5000 mAh
Charging
Fast charging 15W
22.5W wired
Reverse wired
Bypass Charging
Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
ANT+
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Loudspeaker
Yes
Yes
3.5mm jack
Yes
Yes
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
5.0, A2DP, LE
5.4, A2DP, LE
GPS
Yes, with A-GPS, GLONASS, GALILEO, BDS
GPS, GALILEO, GLONASS
NFC
Yes
Yes (market/region dependent)
Radio
FM radio
USB
2.0, Type-C 1.0 reversible connector, USB On-The-Go
USB Type-C 2.0
Display
Performance AnTuTu: 113051 (v7), 175363 (v8)
GeekBench: 5401 (v4.4), 1294 (v5.1)
GFXBench: 5.6fps (ES 3.1 onscreen)
Display Contrast ratio: Infinite (nominal)
Camera
Photo / Video
Loudspeaker
-28.6 LUFS (Average)
Audio quality
Noise -93.1dB / Crosstalk -87.3dB
Battery life
Endurance rating 86h