iQOO Z8x vs vivo Y78T

Comparing the iQOO Z8x vs vivo Y78T across performance, display, camera, battery and storage to help determine the better smartphone.

Here is the summary of the results:

Performance: Both iQOO Z8x and vivo Y78T run at the same processing speed of 2.2 GHz.

Display: Both iQOO Z8x and vivo Y78T offer the same screen size of 6.64 inches and feature the same IPS LCD display.

Rear Camera: Both iQOO Z8x and vivo Y78T feature a 50 MP primary rear camera.

Front Camera: Both iQOO Z8x and vivo Y78T feature a 8 MP primary front camera.

Battery: iQOO Z8x offers a higher battery capacity with 6000 mAh, while vivo Y78T offers 4600 mAh, making iQOO Z8x better for longer battery life.

Storage: Both iQOO Z8x and vivo Y78T offer the same internal storage of 128 GB.

iQOO Z8x

₹16,190

(Not Released in India)

vivo Y78T

₹12,590

(Not Released in India)

Summary

Release Date

18 Jan, 2024

20 Mar, 2024

16 Jul, 2026

Performance

		N/A
Snapdragon 6 Gen 1	Snapdragon 6 Gen 1	Unisoc T7100
Octa Core (upto 2.2 GHz)	Octa Core (upto 2.2 GHz)	Octa Core (upto 1.8 GHz)
8 GB RAM	8 GB RAM	3 GB RAM

Display

		N/A
6.64 inches (16.87 cm)	6.64 inches (16.87 cm)	6.56 inches (16.66 cm)
IPS LCD	IPS LCD	IPS LCD
1080x2388 px (FHD+)	1080x2388 px (FHD+)	N/A
120 Hz Refresh Rate	120 Hz Refresh Rate	90 Hz Refresh Rate

Rear Camera

		N/A
50 MP Wide Angle Primary Camera	50 MP Wide Angle Primary Camera	8 MP Primary Camera
2 MP Depth Camera	2 MP Depth Camera	N/A

Front Camera

		N/A
8 MP Wide Angle Lens	8 MP Wide Angle Lens	5 MP

Battery

		N/A
6000 mAh	4600 mAh	5000 mAh
44W Flash Charging	44W Fast Charging	10W
No Wireless Charging	No Wireless Charging	N/A

Storage

128 GB	128 GB	64 GB
UFS 2.2	UFS 2.2	eMMC 5.0

Compare Prices

Not Available in any store

₹8,599

@ Amazon

User Feedback

General

Launch Date

N/A

Jul 16, 2026

(Official)

Operating System

Android v13

Android v15

Custom UI

Origin OS

Android Go

Performance

Performance Rating

Very Good

N/A

Chipset

Qualcomm Snapdragon 6 Gen 1

Unisoc T7100

Processor

Octa core

2.2 GHz, Quad core, Kryo 1.8 GHz, Quad core, Kryo

Octa core

2.2 GHz, Quad core, Cortex A78 1.8 GHz, Quad core, Cortex A55

Octa core

1.8 GHz, Quad core, Cortex A75 1.2 GHz, Quad core, Cortex A55

Architecture (The higher, the better)

64 bit

Fabrication (The lower, the better)

4 nm

12 nm

Graphics (GPU)

Adreno

Adreno 710

PowerVR GE8322

RAM

8 GB

3 GB / 4 GB

RAM Type

LPDDR4X

Display

Display Rating

Excellent

N/A

Display Type

IPS LCD

Screen Size

6.64 inches (16.87 cm)

6.56 inches (16.66 cm)

Resolution

1080x2388 px (FHD+)

N/A

Brightness

N/A

400 nits

Refresh Rate

120 Hz

90 Hz

Aspect Ratio

19.9:9

N/A

Pixel Density

395 ppi

269 ppi

Screen to Body Ratio (calculated)

85.32 %

85.3 %

N/A

Bezel-less Display

Yes with punch-hole display

N/A

HDR 10 / HDR+ Support

Yes HDR 10+

N/A

Screen to Body Ratio (claimed by the brand)

91.06 %

N/A

Design

Height

164.6 mm

164.63 mm

N/A

Width

75.8 mm

75.80 mm

N/A

Thickness

9.1 mm

9.10 mm

8.49 mm

Weight

199.6 grams

N/A

Build Material

N/A

Back: Plastic

N/A

Rear Camera

Rear Camera Rating

Very Good

N/A

Resolution

50 MP
Primary Camera10x Digital Zoomf/1.8 Wide Angle

50 MP
Primary Camera10x Digital Zoomf/1.8 Wide AngleCMOS image sensor

8 MP
Primary Cameraf/2GC08A8 1.12µm pixel size

2 MP
f/2.4 Depth Camera

N/A

Autofocus

Yes

N/A

OIS

N/A

Flash

Yes LED Flash

Yes Dual-color LED Flash

Yes LED Flash

Image Resolution

8150 x 6150 Pixels

N/A

Settings

Exposure compensation ISO control

N/A

Shooting Modes

Continuous Shooting
High Dynamic Range mode (HDR)

N/A

Camera Features

10 x Digital Zoom
Auto Flash
Face detection
Touch to focus

Digital Zoom

Video Recording

3840x2160 @ 30 fps

N/A

Video Recording Features

Dual Video Recording
Video Pro Mode

N/A

Front Camera

Front Camera Rating

Very Good

N/A

Resolution

8 MP
f/2 Wide Angle Primary Camera

8 MP
f/2.0 Wide Angle Primary Camera

5 MP
Primary Camera1.12µm pixel size

Flash

N/A

Video Recording

1920x1080 @ 30 fps

N/A

Battery

Battery Rating

Very Good

N/A

Capacity

6000 mAh

4600 mAh

5000 mAh

Battery Type

Li-Polymer

N/A

Quick Charging

Yes 44W Flash Charging

Yes 44W Fast Charging

Yes 10W

Storage

Internal Storage

128 GB

64 GB

Storage Type

UFS 2.2

eMMC 5.0

Expandable Storage

Yes Up to 1 TB

N/A

Network & Connectivity

SIM Slot(s)

Dual SIM

Single SIM

SIM Type

SIM1: Nano SIM2: Nano

N/A

Network Support

5G 4G

5G Not Supported 4G

VoLTE

Yes

SIM 1

5G Bands:

FDD N1 / N3 / N5 / N8 / N28
TDD N38 / N40 / N41 / N77 / N78

5G Bands:

FDD N1 / N5 / N8 / N28
TDD N38 / N40 / N41 / N77 / N78

N/A

4G Bands:

TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5)

4G Bands:

TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5)

N/A

SIM 2

5G Bands:

FDD N1 / N3 / N5 / N8 / N28
TDD N38 / N40 / N41 / N77 / N78

5G Bands:

FDD N1 / N5 / N8 / N28
TDD N38 / N40 / N41 / N77 / N78

N/A

4G Bands:

TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5)

4G Bands:

TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5)

N/A

Wi-Fi

Yes Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz

Yes Wi-Fi 4 (802.11 n)

Wi-Fi Features

Mobile Hotspot

N/A

Bluetooth

Yes v5.1

Yes

GPS

Yes with A-GPS Glonass

N/A

NFC

N/A

IR Blaster

N/A

Yes

Multimedia

Audio Jack

3.5 mm

N/A

Sensors

Fingerprint Sensor

Yes

Fingerprint Sensor Position

Side

Other Sensors

Light sensor Proximity sensor Accelerometer Gyroscope

Light sensor Proximity sensor Accelerometer Compass

N/A

Compare Prices

Not Available in any store

₹8,599

@ Amazon