Asus ROG Phone 6D Ultimate vs Xiaomi Redmi K40 Gaming

Asus ROG Phone 6D Ultimate

Xiaomi Redmi K40 Gaming

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800 - B version

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

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100

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

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 32, 34, 38, 39, 40, 41, 42, 43, 48 - A version; 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42, 48 - B version

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

5G band 1, 2, 3, 5, 7, 8, 12, 18, 20, 26, 28, 38, 40, 41, 48, 77, 78, 79 SA/NSA/Sub6 - A version; 1, 3, 5, 8, 28, 41, 77, 78, 79 SA/NSA/Sub6 - B version

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

42.2 Mbps

42.2 Mbps
HSUPA speed

11.5 Mbps

5.76 Mbps
LTE speed

LTE-A (5CA), Cat19, 1600 Mbps download, 210 Mbps upload

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front (Gorilla Glass Victus), glass back (Gorilla Glass 3), aluminum frame

Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5)
SIM

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

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

173 mm

161.9 mm
Width

77 mm

76.9 mm
Thickness

10.4 mm

8.3 mm
Weight

247 g

205 g
Waterproof

IPX4

IP53
Dust proof

IPX4

IP53
Build features

Built-in motorized cooling air vent (AeroActive Portal), pressure sensitive zones (Gaming triggers), 2" OLED display (on the back)

Physical pop-up gaming triggers
Colors

Gray

Black, Gray, Silver, Yellow

Display
Display type

AMOLED

OLED
Physical size

6.78 inches

6.67 inches
Resolution

1080 x 2448 pixels

1080 x 2400 pixels
Pixel density

395 ppi

395 ppi
Display colors

1073741824

1073741824
Protection

Scratch resistant, Corning Gorilla Glass Victus

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 5
Display features

165Hz, HDR10+, 800 nits (typ), 1200 nits (peak)

120Hz, HDR10+, 500 nits (typ)

Main camera
Camera type

Triple

Triple
Main camera

(wide) , 50 MP, f/1.9 , 24 mm, 1/1.56" , 1.0 µm

(wide) , 64 MP, f/1.7 , 26 mm, 1/2" , 0.7 µm
(ultrawide) , 13 MP, f/2.2 , 13 mm

(ultrawide) , 8 MP, f/2.2 , 120˚
(macro) , 5 MP

(macro) , 2 MP, f/2.4
Primary camera resolution

8190 x 6120 pixels

9280 x 6920 pixels
Primary camera video

8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, 720p@480fps; gyro-EIS, HDR10+

4K@30fps, 1080p@30/60/120fps, 720p@960fps, HDR
Primary camera flash

LED flash

dual-LED flash
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, RAW, Pro Video mode

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, phase detection autofocus

Sound
3.5mm jack

Yes

No
Loudspeaker

Yes, with stereo speakers (2 amplifiers)

Yes, with stereo speakers
Earpiece

Yes

Yes

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
WiFi Tri-Band

Yes

-
USB

USB Type-C 3.1 (side), USB Type-C 2.0 (bottom)

Type-C 2.0
USB connector

Accessory connector

-
USB On-The-Go

Yes

Yes
Bluetooth

v5.3

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD, aptX Adaptive

-
Infrared

-

Yes
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with dual-band A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

Yes

Yes
NavIC

Yes

Yes

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, proximity

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