Xiaomi 12X vs vivo Y78t

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800

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

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO

HSDPA 850, 900, 2100; CDMA2000 1x
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42

LTE frequency band 1, 3, 5, 8, 28, 34, 38, 39, 40, 41
5G network

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

5G band 1, 3, 5, 8, 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-A

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Polycarbonate, aluminium alloy, glass

Glass front, plastic frame, plastic back
SIM

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

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

152.7 mm

164.6 mm
Width

69.9 mm

75.8 mm
Thickness

8.2 mm

9.1 mm
Weight

176 g

199.6 g
Colors

Black, Blue, Pink

Black, Blue, Silver

Display
Display type

OLED

IPS LCD
Physical size

6.28 inches

6.64 inches
Resolution

1080 x 2400 pixels

1080 x 2388 pixels
Pixel density

419 ppi

395 ppi
Display colors

1073741824

16777216
Protection

Scratch resistant, Corning Gorilla Glass Victus

2.5D curved glass screen
Display features

120Hz, Dolby Vision, HDR10+, 1100 nits (peak)

120Hz

Hardware
CPU

Octa-core

Octa-core
CPU

Single-core 3.2 GHz Kryo 585

Quad-core 2.2 GHz Cortex-A78
CPU(second)

Triple-core 2.42 GHz Kryo 585

quad-core 1.8 GHz Cortex-A55
CPU(third)

Quad-core 1.8 GHz Kryo 585
Chipset

Qualcomm SM8250-AC Snapdragon 870 5G

Qualcomm SM6450 Snapdragon 6 Gen 1
GPU

Adreno 650

Adreno 710
Internal storage

128, 256 GB

128, 256 GB
Memory RAM

8, 12 GB

8, 12 GB
Memory card

No

No
Storage

UFS 3.1

UFS 2.2

Main camera
Camera type

Triple

Dual
Main camera

(wide) , 50 MP, f/1.9 , 26 mm, 1/1.56" , 1.0 µm

(wide) , 50 MP, f/1.8 , 10x digital zoom
(ultrawide) , 13 MP, f/2.4 , 123˚ , 12 mm, 1/3.06" , 1.12 µm

(depth) , 2 MP, f/2.4
(telephoto macro) , 5 MP, 50 mm
Primary camera resolution

8190 x 6144 pixels

8120 x 6180 pixels
Primary camera video

8K@24fps, 4K@30/60fps, 1080p@30/120/240/960fps, gyro-EIS

4K@30fps
Primary camera flash

dual-LED dual-tone flash

dual-LED dual-tone flash
Camera features

Autofocus, continuous autofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, face unlock, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, super night mode 2.0, HDR10 video recording

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, 802.11ax

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

v5.2

v5.1
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Infrared

Yes

-
NFC

Yes

No
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

Yes

Yes
NavIC

Yes

-