Motorola Razr 40 vs Xiaomi Mix 4

Network
2G network

GSM 900, 1800, 1900; CDMA 800, 1900

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

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

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

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 42, 43, 48, 66 - global version; 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71 - North America

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, 2, 3, 5, 7, 8, 20, 26, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6 - global version; 1, 2, 3, 5, 7, 12, 14, 20, 25, 26, 28, 29, 30, 41, 48, 66, 70, 71, 77, 78 SA/NSA/Sub6 - North America

5G band 1, 3, 5, 8, 28, 41, 77, 78, 79 SA/NSA/Sub6
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A (CA)

LTE-A, 1174 Mbps download, 210 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Class 8

Design
Build

Plastic front (opened), plastic front (closed), plastic back, aluminum frame (7000 series), hinge (stainless steel)

Glass front (Gorilla Glass Victus), ceramic back, aluminum frame
SIM

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

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

88.2 mm

162.6 mm
Width

74 mm

75.4 mm
Thickness

15.8 mm

8 mm
Height unfolded

170.8 mm

-
Width unfolded

74 mm

-
Thickness unfolded

7.4 mm

-
Weight

188.6 g

225 g
Waterproof

Water-repellent coating

-
Splash resistant

-

IP53
Dust proof

-

IP53
Colors

Grape Compote, Sage Green, Summer Lilac, Vanilla Cream

Black, Gray, White

Display
Display type

Foldable LTPO AMOLED

AMOLED
Physical size

6.9 inches

6.67 inches
Resolution

1080 x 2460 pixels

1080 x 2400 pixels
Pixel density

413 ppi

395 ppi
Display colors

1073741824

1073741824
Protection

-

Scratch resistant, 3D curved glass screen, Corning Gorilla Glass Victus
Display features

144Hz, HDR10+, 1400 nits (peak)

120Hz, HDR10+, Dolby Vision, 800 nits (HBM), Wide color gamut, True-tone
Additional display

AMOLED

-
Resolution of additional display

194 x 368 pixels

-
Size of additional display

1.5 inches

-

Hardware
CPU

Octa-core

Octa-core
CPU

Single-core 2.4 GHz Cortex-A710

Single-core 2.99 GHz Kryo 680
CPU(second)

Triple-core 2.36 GHz Cortex-A710

Triple-core 2.42 GHz Kryo 680
CPU(third)

Quad-core 1.8 GHz Cortex-A510

Quad-core 1.80 GHz Kryo 680
Chipset

Qualcomm SM7450-AB Snapdragon 7 Gen 1

Qualcomm SM8350 Snapdragon 888+ 5G
GPU

Adreno 644

Adreno 660
Memory RAM

8, 12 GB

8, 12 GB
Internal storage

128, 256 GB

128, 256, 512 GB
Memory card

No

No
Storage

UFS 2.2

UFS 3.1

Main camera
Camera type

Dual

Triple
Main camera

(wide) , 64 MP, f/1.7 , 0.7 µm

(wide) , 108 MP, f/1.9 , 0.8 µm, 24 mm, 1/1.33"
(ultrawide) , 13 MP, f/2.2 , 120˚ , 1/1.3" , 1.12 µm

(periscope telephoto) , 8 MP, f/4.1 , 120 mm, 5x optical zoom
123˚ , (ultrawide) , 13 MP, f/2.2 , 12 mm, 1/3.06" , 1.12 µm
Primary camera resolution

9280 x 6920 pixels

-
Primary camera video

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

8K@24fps, 4K@30/60fps, 1080p@30/60/120/480fps; gyro-EIS, HDR10+
Primary camera flash

LED flash

dual-LED flash
Camera features

Autofocus, continuous shooting, digital zoom, digital image stabilization, optical image stabilization, geotagging, panorama, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, laser autofocus, RAW, night vision

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, phase detection autofocus, laser autofocus, AI 2.0, night mode 2.0, stagger HDR

Selfie camera
Selfie camera type

-

Single
Selfie camera

(wide) , 32 MP, f/2.4 , 0.7 µm

(wide) , 20 MP, 0.8 µm, 27 mm, 1/3.4"
Selfie camera resolution

-

5184 x 3880 pixels
Selfie camera features

Face unlock, face detection, HDR

Face unlock, HDR
Selfie camera video

4K@30fps, 1080p@30/60fps

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, 802.11ax
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
Bluetooth

v5.3

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth EDR

Yes

-
Bluetooth AptX

-

aptX HD
Infrared

-

Yes
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with dual-band A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

-
BDS

Yes

Yes
QZSS

Yes

Yes
NavIC

-

Yes

Features
Sensors

Accelerometer, barometer (USA only), compass, fingerprint, gyroscope, proximity

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