Realme 9 vs Samsung Galaxy S21+ 5G

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800, 1900 & TD-SCDMA
3G network

HSDPA 850, 900, 2100

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

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

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 46, 48, 66, 71
5G network

-

5G band SA/NSA/Sub6/mmWave
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

LTE-A (CA)
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass, plastic

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

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

Single SIM (Nano-SIM and/or eSIM) or Dual SIM (Nano-SIM and/or eSIM, dual stand-by)
Height

160.2 mm

161.5 mm
Width

73.3 mm

75.6 mm
Thickness

8 mm

7.8 mm
Weight

178 g

200 (Sub6) / 202 (mmWave) g
Payment

-

Samsung Pay (Visa, MasterCard certified)
Waterproof

-

IP68 (1.5m and 30 mins)
Dust proof

-

IP68
Colors

Black, Gold, White

Black, Gold, Pink, Red, Silver, Violet

Display
Display type

Super AMOLED

Dynamic AMOLED 2X
Physical size

6.4 inches

6.7 inches
Resolution

1080 x 2400 pixels

1080 x 2400 pixels
Pixel density

411 ppi

394 ppi
Display colors

16777216

16777216
Protection

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

Scratch resistant, Corning Gorilla Glass Victus
Display features

90Hz, 430 nits (typ), 1000 nits (peak)

120Hz, HDR10+, 1300 nits (peak), Infinity-O display, Always-On display

Main camera
Camera type

Triple

Triple
Main camera

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

(wide) , 12 MP, f/1.8 , 26 mm, 1/1.76" , 1.8 µm
(ultrawide) , 8 MP, f/2.2 , 1/4" , 1.12 µm

(telephoto) , 64 MP, f/2.0 , 1/1.72" , 0.8 µm, 1.1x optical zoom , 3x hybrid zoom
(macro) , 2 MP, f/2.4

(ultrawide) , 12 MP, f/2.2 , 120˚ , 1/2.55" , 1.4 µm
Primary camera resolution

12000 x 9000 pixels

4032 x 3024 pixels
Primary camera video

1080p@30fps

8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS
Primary camera flash

LED flash

LED flash
Camera features

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

Autofocus, continuous shooting, digital zoom, optical zoom, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus
DxOMark photo

-

123
DxOMark zoom

-

77
DxOMark video

-

93
DxOMark camera score

-

116

Selfie camera
Selfie camera type

Single

-
Selfie camera

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

(wide) , 10 MP, f/2.2 , 1/3.24" , 1.22 µm, 80˚ , 26 mm
Selfie camera resolution

4608 x 3456 pixels

3648 x 2736 pixels
Selfie camera features

-

Autofocus, HDR, phase detection autofocus
Selfie camera video

1080p@30fps

4K@30/60fps, 1080p@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, 802.11n 5GHz, 802.11ac, 802.11ax, 6E
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 3.2
USB On-The-Go

Yes

Yes
Bluetooth

v5.1

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

No

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

-

Yes