Realme X3 vs Xiaomi Mix Fold 2

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 850, 900, 2100

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

LTE frequency band 1, 3, 5, 8, 38, 39, 40, 41

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

-

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

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A

LTE-A (CA)
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front (Gorilla Glass 5), glass back, plastic frame

Glass, aluminium alloy
SIM

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

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

163.8 mm

161.1 mm
Width

75.8 mm

73.9 mm
Thickness

8.9 mm

11.2 mm
Height unfolded

-

161.1 mm
Width unfolded

-

144.7 mm
Thickness unfolded

-

5.4 mm
Weight

202 g

262 g
Colors

Blue, White

Black, Gold

Display
Display type

IPS LCD capacitive touchscreen

Foldable LTPO2 OLED
Physical size

6.6 inches

8.02 inches
Resolution

1080 x 2400 pixels

1914 x 2160 pixels
Pixel density

399 ppi

360 ppi
Display colors

16777216

1073741824
Protection

Corning Gorilla Glass 5

Schott UTG glass, Corning Gorilla Glass Victus
Display features

120Hz refresh rate

120Hz, HDR10+, Dolby Vision, 1000 nits (HBM), 1300 nits (peak)
Cover display

-

AMOLED
Cover display physical size

-

6.56 inches
Cover display resolution

-

1080 x 2520 pixels
Cover display features

-

120Hz, HDR10+, Dolby Vision, 1000 nits (HBM), 1300 nits (peak)

Main camera
Camera type

Quad

Triple
Main camera

64 MP, f/1.8 , 26 mm, 1/1.72" , 0.8 µm

50 MP, f/1.8 , 1/1.56" , 1.0 µm, (wide)
12 MP, f/2.5 , 51 mm, 2x optical zoom

8 MP, f/2.6 , 45 mm, 2x optical zoom , (telephoto)
8 MP, f/2.3 , 16 mm, 1/4.0" , 1.12 µm

13 MP, f/2.4 , 15 mm, 1.12 µm, 123 , (ultrawide)
2 MP, f/2.4
Primary camera resolution

8000 x 6000 pixels

8190 x 6120 pixels
Primary camera video

4K@30/60fps, 1080p@30/60fps, 720p@960fps; gyro-EIS

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

LED flash

dual LED flash
Camera features

Autofocus, continuous shooting, digital zoom, optical 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

Autofocus, continuous autofocus, 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, Dolby Vision, Leica Native Dual Quality, super night 2.0

Selfie camera
Selfie camera type

Dual

Single
Selfie camera

16 MP, f/2.0 , 26 mm, 1/3.06" , 1.0 µm

20 MP, f/2.4 , 27 mm, 1/3.4" , 0.8 µm, (wide)
8 MP, f/2.2 , 1/4.0" , 1.12 µm
Selfie camera resolution

4640 x 3456 pixels

5184 x 3880 pixels
Selfie camera features

-

Face unlock, HDR, Dolby Vision
Selfie camera video

1080p@30fps, gyro-EIS

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

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 1.0 reversible connector

Type-C
Bluetooth

v5.0

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Infrared

-

Yes
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

Yes

Yes
NavIC

-

Yes

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, proximity

Accelerometer, barometer, compass, color spectrum, fingerprint, gyroscope, proximity

Battery
Battery type

Li-Po

Li-Po
Battery capacity

4200 mAh

4500 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

SuperVOOC Flash Charge (100% in 55 min)

Quick Charge 4+, 67W (100% in 40 min)