Asus ROG Phone 6 vs Xiaomi Redmi K40S

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800

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, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 38, 39, 40, 41, 42, 43, 48, 66, 71, - Version A; 1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28, 32, 34, 38, 39, 40, 41, 42, 48 - Version B; 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42, 48 - Version C

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

5G band 1, 2, 3, 5, 7, 8, 12, 13, 18, 20, 25, 26, 28, 38, 40, 41, 48, 66, 71, 77, 78, 79 SA/NSA/Sub6 - Version A; 1, 3, 7, 8, 20, 28, 38, 40, 41, 77, 78, 79 SA/NSA/Sub6 - Version B; 1, 3, 5, 8, 28, 41, 77, 78, 79 SA/NSA/Sub6 - Version C

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

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A (6CA), Cat20, 2024 Mbps download, 210 Mbps upload

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

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

Glass front (Gorilla Glass 5), plastic back
SIM

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

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

173 mm

163.2 mm
Width

77 mm

76 mm
Thickness

10.3 mm

7.7 mm
Weight

239 g

195 g
Waterproof

IPX4

-
Splash resistant

-

Yes
Dust proof

IPX4

-
Build features

Pressure sensitive zones (Gaming triggers), Illuminated RGB logo (on the back)

-
Colors

Black, White

Black, Blue, Gray, Green

Display
Display type

AMOLED

AMOLED
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

16777216
Protection

Scratch resistant, Corning Gorilla Glass Victus, Oleophobic coating

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

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

120Hz, HDR10+, 1300 nits (peak)

Hardware
CPU

Octa-core

Octa-core
CPU

Single-core 3.19 GHz Cortex-X2

Single-core 3.2 GHz Kryo 585
CPU(second)

Triple-core 2.75 GHz Cortex-A710

Triple-core 2.42 GHz Kryo 585
CPU(third)

Quad-core 1.8 GHz Cortex-A510

Quad-core 1.80 GHz Kryo 585
Chipset

Qualcomm SM8475 Snapdragon 8+ Gen 1

Qualcomm SM8250-AC Snapdragon 870 5G
GPU

Adreno 730

Adreno 650
Memory RAM

8, 12, 16 GB

6, 8, 12 GB
Internal storage

128, 256, 512 GB

128, 256 GB
Memory card

No

No
Storage

UFS 3.1

UFS 3.1

Main camera
Camera type

Triple

Triple
Main camera

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

(wide) , 48 MP, f/1.8 , 1/2" , 0.8 µm
(ultrawide) , 13 MP, f/2.2 , 125˚ , 12 mm

(ultrawide) , 8 MP, 119˚
(macro) , 5 MP

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

8190 x 6120 pixels

8000 x 6000 pixels
Primary camera video

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

4K@30fps, 1080p@30/60/120fps, 720p@960fps; gyro-EIS
Primary camera flash

LED flash

dual-LED dual-tone 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, 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

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

v5.2

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

Yes
NavIC

Yes

Yes

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, proximity

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

Battery
Battery type

Li-Po

Li-Po
Battery capacity

6000 mAh

4500 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

Quick Charge 5.0, 65W (100% in 42 min)

Quick Charge 3+, 67W (100% in 38 min)
Reverse charging

Yes, 10W

-