Tecno Phantom X2 vs vivo Y78

Tecno Phantom X2

vivo Y78

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
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, 20, 28, 32, 38, 39, 40, 41
5G network

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

5G band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
EV-DO speed

-

EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
LTE speed

LTE, 301 Mbps download, 150 Mbps upload

LTE-A, 750 Mbps download, 211 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

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

Glass front, plastic frame, plastic back
SIM

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

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

164.6 mm

164.3 mm
Width

72.7 mm

74.8 mm
Thickness

8.9 mm

7.9 mm
Weight

201 g

177 g
Waterproof

-

IP54
Dust proof

-

IP54
Colors

Gray, Silver

Black, Gold

Display
Display type

AMOLED

AMOLED
Physical size

6.8 inches

6.78 inches
Resolution

1080 x 2400 pixels

1080 x 2400 pixels
Pixel density

387 ppi

388 ppi
Display colors

16777216

16777216
Protection

3D curved glass screen, Corning Gorilla Glass Victus

2.5D curved glass screen
Display features

120Hz

-

Hardware
CPU

Octa-core

Octa-core
CPU

Single-core 3.05 GHz Cortex-X2

Dual-core 2.2 GHz Kryo 660 Gold
CPU(second)

Triple-core 2.85 GHz Cortex-A710

Hexa-core 1.7 GHz Kryo 660 Silver
CPU(third)

Quad-core 1.8 GHz Cortex-A510
Chipset

MediaTek Dimensity 9000

Qualcomm SM6375 Snapdragon 695 5G
GPU

Mali-G710 MC10

Adreno 619
Internal storage

64, 128, 256 GB

256 GB
Memory RAM

4, 8 GB

8 GB
Memory card

No

No
Storage

UFS 3.1

-

Main camera
Camera type

Triple

Triple
Main camera

(wide) , 64 MP

(wide) , 64 MP, f/1.8
(ultrawide) , 13 MP, f/2.2 , 65 mm, 1/3" , 1.12 µm

(macro) , 2 MP, f/2.4
(depth) , 2 MP, 1/5" , 1.75 µm

(depth) , 2 MP, f/2.4
Primary camera resolution

9280 x 6920 pixels

8190 x 6120 pixels
Primary camera video

1080p@30fps

1080p@30fps
Primary camera flash

LED flash

LED 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

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
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes
GALILEO

-

Yes
BDS

-

Yes
QZSS

-

Yes