Xiaomi 12X vs vivo Y78+

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, 5, 8, 28, 41, 77, 78 SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A

LTE, 750 Mbps download, 211 Mbps upload
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

164.3 mm
Width

69.9 mm

74.8 mm
Thickness

8.2 mm

7.9 mm
Weight

176 g

177 g
Colors

Black, Blue, Pink

Black, Blue, Gold

Display
Display type

OLED

AMOLED
Physical size

6.28 inches

6.78 inches
Resolution

1080 x 2400 pixels

1080 x 2400 pixels
Pixel density

419 ppi

388 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)

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Hardware
CPU

Octa-core

Octa-core
CPU

Single-core 3.2 GHz Kryo 585

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

Triple-core 2.42 GHz Kryo 585

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

Quad-core 1.8 GHz Kryo 585
Chipset

Qualcomm SM8250-AC Snapdragon 870 5G

Qualcomm SM6375 Snapdragon 695 5G
GPU

Adreno 650

Adreno 619
Memory RAM

8, 12 GB

8, 12 GB
Internal storage

128, 256 GB

128, 256 GB
Memory card

No

No
Storage

UFS 3.1

-

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 , 1/5" , 1.75 µm
(telephoto macro) , 5 MP, 50 mm
Primary camera resolution

8190 x 6144 pixels

-
Primary camera video

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

1080p@30fps
Primary camera flash

dual-LED dual-tone flash

LED 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, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 32 MP, 80˚ , 26 mm, 0.7 µm

(wide) , 16 MP, 1.12 µm, f/2.0 , 1/4"
Selfie camera resolution

-

3264 x 2448 pixels
Selfie camera features

Face unlock, HDR

-
Selfie camera video

1080p@30/60fps, 720p@120fps

1080p@30fps

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
Bluetooth AptX

-

aptX HD, aptX Adaptive
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

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