Realme 9i vs Xiaomi Redmi K40 Gaming

Realme 9i

Xiaomi Redmi K40 Gaming

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 850, 900, 2100

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

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

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

-

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

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front, plastic frame, plastic back

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

164.4 mm

161.9 mm
Width

75.7 mm

76.9 mm
Thickness

8.4 mm

8.3 mm
Weight

190 g

205 g
Waterproof

-

IP53
Dust proof

-

IP53
Build features

-

Physical pop-up gaming triggers
Colors

Black, Blue

Black, Gray, Silver, Yellow

Display
Display type

IPS LCD

OLED
Physical size

6.6 inches

6.67 inches
Resolution

1080 x 2412 pixels

1080 x 2400 pixels
Pixel density

400 ppi

395 ppi
Display colors

16777216

1073741824
Protection

Scratch resistant

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

90Hz, 480 nits (typ)

120Hz, HDR10+, 500 nits (typ)

Main camera
Camera type

Triple

Triple
Main camera

(wide) , 50 MP, f/1.8 , 26 mm, 1/2.76" , 0.64 µm

(wide) , 64 MP, f/1.7 , 26 mm, 1/2" , 0.7 µm
(macro) , 2 MP, f/2.4

(ultrawide) , 8 MP, f/2.2 , 120˚
(depth) , 2 MP, f/2.4

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

-

9280 x 6920 pixels
Primary camera video

1080p@30fps

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

LED flash

dual-LED flash
Camera features

Autofocus, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus

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

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
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Infrared

-

Yes
NFC

No

Yes
GPS

Yes, with A-GPS

Yes, with dual-band A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

-

Yes
NavIC

-

Yes