Realme Q vs Samsung Galaxy S9

Network
2G network

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

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 38(2600), 39(1900), 40(2300), 41(2500)

LTE
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

11.5 Mbps

5.76 Mbps
LTE speed

LTE Cat 12, 603 Mbps download, 102 Mbps upload

-
LTE-A speed

-

LTE-A, (6CA) Cat18, 1200 Mbps download, 200 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Front glass, plastic body

Front/back glass (Gorilla Glass 5), aluminum frame
SIM

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

Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)
Height

157 mm

147.7 mm
Width

74.2 mm

68.7 mm
Thickness

8.9 mm

8.5 mm
Weight

184 g

163 g
Payment

-

Samsung Pay(Visa, Mastercard certified)
Waterproof

-

IP68, 1.5m and 30 minutes
Splash resistant

Yes

-
Dust proof

-

Yes, IP68
Colors

Blue, Green

Coral Blue, Lilac Purple, Midnight Black, Titanium Gray

Display
Display type

IPS LCD capacitive touchscreen

Super AMOLED capacitive touchscreen
Physical size

6.3 inches

5.8 inches
Resolution

1080 x 2340 pixels

1440 x 2960 pixels
Pixel density

409 ppi

570 ppi
Display colors

16777216

16777216
Protection

2.5D curved glass screen, Scratch resistant, Corning Gorilla Glass 3+

Corning Gorilla Glass 5
Multitouch

Yes

Yes
Display features

-

HDR10 compliant, 3D Touch, Always-on display

Hardware
CPU

Octa-core

Octa-core
CPU

Dual-core 2.3 GHz Kryo 360 Gold

Quad-core 2.7 GHz Mongoose M3
CPU(second)

Hexa-core 1.7 GHz Kryo 360 Silver

quad-core 1.8 GHz Cortex-A55
Chipset

Qualcomm SDM712 Snapdragon 712

Exynos 9810 Octa / Qualcomm SDM845 Snapdragon 845
GPU

Adreno 616

Mali-G72 MP18 / Adreno 630
Memory RAM

4, 6, 8 GB

4 GB
Internal storage

64, 128 GB

64, 128, 256 GB
Memory card

microSD, microSDHC, microSDXC

microSD(uses second SIM slot)
Memory card max

256 GB

400 GB
Storage

UFS 2.1

-

Main camera
Camera type

Quad

-
Camera type

-

Photo / Video
Main camera

48 MP, f/1.8 , 1/2" , 0.8 µm

12 MP, f/1.5-2.4 , 1/2.5" , 1.4 µm, 26 mm
5 MP, f/2.2 , 13 mm, 1/4" , 1.12 µm
2 MP, f/2.4 , 1/5" , 1.75 µm
2 MP, f/2.4 , 1/5" , 1.75 µm
Primary camera resolution

8000 x 6000 pixels

4032 x 3024 pixels
Primary camera video

2160p@30fps, 1080p@30/60/120fps, 720p@960fps

2160p@60fps, 1080p@240fps, 720p@960fps
Primary camera Autofocus

-

dual pixel phase detection autofocus
Primary camera flash

LED flash

LED flash
Primary camera optical image stabilization

-

optical image stabilization
Primary camera video dual video

-

dual-video record
Primary camera video hdr

-

HDR
Camera features

Autofocus, 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

Auto HDR, Geo-tagging, face/smile detection, panorama, simultaneous 4K video and 9MP image recording, touch focus

Selfie camera
Selfie camera

16 MP, f/2.0 , 1/3.1" , 1.0 µm

8 MP, f/1.7 , 1/3.6" , 1.22 µm, 25 mm
Selfie camera resolution

4608 x 3456 pixels

3264 x 2448 pixels
Secondary camera autofocus

-

autofocus
Secondary camera dual video call

-

dual video call
Secondary camera HDR

-

Auto HDR
Selfie camera video

1080p@30fps

1440p@30fps

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, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
Wi-Fi display

Yes

-
WLAN WiFi Dual Band

-

Yes
USB

Type-C reversible connector

Type-C 1.0 reversible connector
USB On-The-Go

Yes

-
Bluetooth

v5.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth HID

Yes

-
bluetooth LE

Yes

Yes
Bluetooth EDR

Yes

-
Bluetooth AptX

-

Yes
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes

Features
Messaging SMS

-

SMS(threaded view)
Messaging MMS

-

MMS
Messaging Email

-

Email
Messaging IM

-

IM
Messaging Push Mail

-

Push Mail
Sensors

Accelerometer, fingerprint, gyroscope, light, magnetometer, proximity

Iris scanner, SpO2, accelerometer, barometer, compass, fingerprint (rear-mounted), gyro, heart rate, proximity