Realme X2 vs vivo iQOO 9 Pro

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA

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

HSDPA 850, 900, 1900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
4G network

LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 32, 34, 38, 39, 40, 41, 42, 66
5G network

-

5G band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78, 79 SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

11.5 Mbps

5.76 Mbps
LTE speed

LTE Cat13, Cat15

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

Super AMOLED capacitive touchscreen

LTPO AMOLED
Physical size

6.4 inches

6.78 inches
Resolution

1080 x 2340 pixels

1440 x 3200 pixels
Pixel density

403 ppi

518 ppi
Display colors

16777216

1073741824
Protection

Scratch resistant, Corning Gorilla Glass 5

Scratch resistant
Multitouch

Yes

-
Display features

-

120Hz, HDR10+, Dolby Vision, 1000 nits (HBM), 1500 nits (peak)

Hardware
CPU

Octa-core

Octa-core
CPU

Dual-core 2.2 GHz Kryo 470 Gold

Single-core 3.0 GHz Cortex-X2
CPU(second)

Hexa-core 1.8 GHz Kryo 470 Silver

Triple-core 2.50 GHz Cortex-A710
CPU(third)

Quad-core 1.80 GHz Cortex-A510
Chipset

Qualcomm SDM730 Snapdragon 730G

Qualcomm SM8450 Snapdragon 8 Gen1
GPU

Adreno 618

Adreno 730
Memory RAM

6, 8 GB

8, 12 GB
Internal storage

64, 128, 256 GB

256, 512 GB
Memory card

microSD, microSDHC, microSDXC

No
Memory card max

256 GB

-
Storage

UFS 2.1

UFS 3.1

Main camera
Camera type

Quad

Triple
Main camera

64 MP, f/1.8 , 1/1.7" , 0.8 µm

50 MP, f/1.8 , 1/1.57" , 1.0 µm, (wide) , 30x digital zoom
8 MP, f/2.3 , 13 mm, 1/4" , 1.12 µm

16 MP, f/2.2 , 60 mm, 1/3.1" , 1.0 µm, (telephoto) , 2.5x optical zoom
2 MP, f/2.4 , 1/5" , 1.75 µm

50 MP, f/2.3 , 150˚ , (ultrawide) , 15 mm
2 MP, f/2.4 , 1/5" , 1.75 µm
Primary camera resolution

9280 x 6944 pixels

8160 x 6144 pixels
Primary camera video

2160p@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS

8K@30fps, 4K@30fps, 1080p@30fps, gyro-EIS
Primary camera flash

LED flash

Dual-LED lash
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, macro mode, phase detection

Autofocus, continuous autofocus, continuous shooting, digital zoom, optical 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, night mode

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, 802.11ax
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
Wi-Fi display

Yes

-
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C reversible connector

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

-

aptX HD, aptX Adaptive
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

-

Yes

Features
Sensors

Accelerometer, compass, fingerprint, geomagnetic, gyroscope, proximity

Accelerometer, compass, fingerprint, gyroscope, proximity

Battery
Battery type

Li-Po

Li-Po
Battery capacity

4000 mAh

4700 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

VOOC Flash Charge 3.0 (67% in 30 min)

Yes, 120W(100% in 19 min)
Wireless reverse charging

-

Yes, 10W
Fast wireless charging

-

Yes, 50W
Talk time 4G

-

12.6 h