Tecno Phantom X2 vs vivo X51 5G

Tecno Phantom X2

vivo X51 5G

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800
3G network

HSDPA 850, 900, 1700(AWS), 1900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41, 66

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 32, 38, 39, 40, 41, 66
5G network

5G band 1, 3, 8, 28, 38, 40, 41, 71, 77, 78, 79 SA/NSA/Sub6

5G band 1, 3, 7, 8, 28, 38, 41, 77, 78 SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE, 301 Mbps download, 150 Mbps upload

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front (Gorilla Glass Victus), aluminum frame, plastic back

Glass front, glass back, aluminum frame
SIM

Dual SIM (Nano-SIM, dual stand-by)

Dual SIM (Nano-SIM, dual stand-by)
Height

164.6 mm

158.5 mm
Width

72.7 mm

72.8 mm
Thickness

8.9 mm

8 mm
Weight

201 g

181.5 g
Colors

Gray, Silver

Gray

Display
Display type

AMOLED

AMOLED
Physical size

6.8 inches

6.56 inches
Resolution

1080 x 2400 pixels

1080 x 2376 pixels
Pixel density

387 ppi

398 ppi
Display colors

16777216

16777216
Protection

3D curved glass screen, Corning Gorilla Glass Victus

Scratch resistant
Display features

120Hz

90Hz, HDR10+
DxOMark display score

-

87

Hardware
CPU

Octa-core

Octa-core
CPU

Single-core 3.05 GHz Cortex-X2

Single-core 2.4 GHz Kryo 475 Prime
CPU(second)

Triple-core 2.85 GHz Cortex-A710

Single-core 2.2 GHz Kryo 475 Gold
CPU(third)

Quad-core 1.8 GHz Cortex-A510

Hexa-core 1.8 GHz Kryo 475 Silver
Chipset

MediaTek Dimensity 9000

Qualcomm SM7250 Snapdragon 765G
GPU

Mali-G710 MC10

Adreno 620
Internal storage

64, 128, 256 GB

256 GB
Memory RAM

4, 8 GB

8 GB
Memory card

No

No
Storage

UFS 3.1

UFS 2.1

Main camera
Camera type

Triple

Quad
Main camera

(wide) , 64 MP

(wide) , 48 MP, f/1.6 , 1/1.2" , 0.8 µm
(ultrawide) , 13 MP, f/2.2 , 65 mm, 1/3" , 1.12 µm

(periscope telephoto) , 8 MP, f/3.4 , 135 mm, 1/4.0" , 5x optical zoom
(depth) , 2 MP, 1/5" , 1.75 µm

(portrait) , 13 MP, 1/2.8" , 0.8 µm, f/2.5 , 50 mm, 2x optical zoom
(ultrawide) , 8 MP, f/2.2 , 120˚ , 16 mm, 1/4.0" , 1.12 µm
Primary camera resolution

9280 x 6920 pixels

8000 x 6000 pixels
Primary camera video

1080p@30fps

4K@30fps, 1080p@30fps, gyro-EIS
Primary camera flash

LED flash

dual-LED dual-tone flash
Camera features

Autofocus, continuous shooting, digital zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, laser autofocus

Autofocus, continuous shooting, digital zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus
DxOMark photo

-

117
DxOMark zoom

-

67
DxOMark video

-

102
DxOMark camera score

-

114

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 32 MP, f/2.5 , 1/2.8" , 0.8 µm

(wide) , 32 MP, f/2.5 , 1/2.8" , 0.8 µm, 26 mm
Selfie camera resolution

6560 x 5480 pixels

6528 x 4896 pixels
Selfie camera features

Face unlock, HDR

Face unlock
Selfie camera video

1080p@30fps

1080p@30fps
DxOMark photo

-

82
DxOMark video

-

78
DxOMark camera score

-

81

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.3

v5.1
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

-

aptX HD
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes
GALILEO

-

Yes
BDS

-

Yes

Features
Sensors

Accelerometer, compass, fingerprint, gyro, proximity

Accelerometer, color spectrum, compass, fingerprint, gyroscope, proximity

Battery
Battery type

Li-Po

Li-Po
Battery capacity

5160 mAh

4315 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

Yes, 45W (54% in 20 min, 100% in 60 min)

Vivo FlashCharge (57% in 30 min)
DxOMark autonomy

-

45
DxOMark charging

-

80
DxOMark efficiency

-

68
DxOMark battery score

-

60

Tecno Phantom X2 comparisons