Asus ROG Phone 3 ZS661KS vs Realme 9

Asus ROG Phone 3 ZS661KS

Realme 9

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA

GSM 850, 900, 1800, 1900
3G network

HSDPA 800, 850, 900, 1700(AWS), 1800, 1900, 2100 - A version; HSDPA 850, 900, 1700(AWS), 1900, 2100 - B version

HSDPA 850, 900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 42, 48, 66, 71 - A version; LTE frequency band 1, 2, 3, 4, 5, 7, 8, 20, 28, 34, 38, 39, 40, 41 - B version

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

5G band 1, 2, 3, 5, 28, 41, 66, 71, 77, 78, 79; SA/NSA - A version; 5G band 41, 77, 78, 79 SA/NSA - B version

-
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
EV-DO speed

-

EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
LTE speed

LTE-A, (6CA) Cat20, 2000 Mbps download, 150 Mbps upload

LTE-A
5G speed

4.4 Gbps download

-
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front (Gorilla Glass 6), glass back (Gorilla Glass 3), aluminum frame

Glass, plastic
SIM

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

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

171 mm

160.2 mm
Width

78 mm

73.3 mm
Thickness

9.9 mm

8 mm
Weight

240 g

178 g
Build features

RGB light panel (on the back), Pressure sensitive zones (Gaming triggers)

-
Colors

Black

Black, Gold, White

Display
Display type

AMOLED capacitive touchscreen

Super AMOLED
Physical size

6.59 inches

6.4 inches
Resolution

1080 x 2340 pixels

1080 x 2400 pixels
Pixel density

391 ppi

411 ppi
Display colors

1073741824

16777216
Protection

Corning Gorilla Glass 6

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

HDR10+, 144Hz refresh rate, 650 nits max. brightness

90Hz, 430 nits (typ), 1000 nits (peak)
DxOMark display score

70

-

Main camera
Camera type

Triple

Triple
Main camera

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

108 MP, f/1.8 , 26 mm, 1/1.67" , 0.64 µm, (wide)
13 MP, f/2.4 , 11 mm

8 MP, f/2.2 , (ultrawide) , 1/4" , 1.12 µm
5 MP, f/2.0

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

-

12000 x 9000 pixels
Primary camera video

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

1080p@30fps
Primary camera flash

LED flash

LED flash
Camera features

HDR, Panorama

Autofocus, continuous shooting, digital 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, proLight, smart ISO

Selfie camera
Selfie camera type

-

Single
Selfie camera

24 MP, f/2.0 , 27 mm, 0.9 µm

16 MP, f/2.5 , 1.0 µm, (wide) , 1/3.09"
Selfie camera resolution

-

4608 x 3456 pixels
Selfie camera video

1080p@30fps

1080p@30fps

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ad

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

-
Wi-Fi display

Yes

-
WLAN WiFi Dual Band

Yes

Yes
USB

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

Type-C 2.0
USB connector

Accessory connector

-
USB On-The-Go

-

Yes
Bluetooth

v5.1

v5.1
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD, aptX Adaptive

-
NFC

Yes

No
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

-
QZSS

Yes

-
GNSS

Yes

-

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, proximity

Accelerometer, compass, fingerprint, gyroscope, proximity

Battery
Battery type

Li-Po

Li-Po
Battery capacity

6000 mAh

5000 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

Quick Charge 4.0

Yes, 33W (50% in 31 min, 100% in 75 min)
Wireless reverse charging

Yes

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Asus ROG Phone 3 ZS661KS comparisons