Oppo Reno9 vs Samsung Galaxy S21+ 5G

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800

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

HSDPA 850, 900, 1700(AWS), 2100; CDMA2000 1x

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

LTE frequency band 1, 3, 4, 5, 7, 8, 28, 34, 38, 39, 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 1, 5, 8, 28, 41, 77, 78 SA/NSA

5G band SA/NSA/Sub6/mmWave
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A (CA)

LTE-A (CA)
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Aluminium alloy, glass

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

162.3 mm

161.5 mm
Width

74.2 mm

75.6 mm
Thickness

7.2 mm

7.8 mm
Weight

174 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, Pink gradient, Red

Black, Gold, Pink, Red, Silver, Violet

Display
Display type

AMOLED

Dynamic AMOLED 2X
Physical size

6.7 inches

6.7 inches
Resolution

1080 x 2412 pixels

1080 x 2400 pixels
Pixel density

394 ppi

394 ppi
Display colors

1073741824

16777216
Protection

Scratch resistant, 3D curved glass screen, Asahi Glass AGC DT-Star2

Scratch resistant, Corning Gorilla Glass Victus
Display features

120Hz, HDR10+, 500 nits (typ), 800 nits (HBM), 950 nits (peak)

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

Main camera
Camera type

Dual

Triple
Main camera

(wide) , 64 MP, f/1.8 , 80˚ , 26 mm, 1/2" , 0.7 µm

(wide) , 12 MP, f/1.8 , 26 mm, 1/1.76" , 1.8 µm
(depth) , 2 MP, f/2.4 , 89˚ , 1/5" , 1.75 µm

(telephoto) , 64 MP, f/2.0 , 1/1.72" , 0.8 µm, 1.1x optical zoom , 3x hybrid zoom
120˚ , (ultrawide) , 12 MP, f/2.2 , 1/2.55" , 1.4 µm
Primary camera resolution

9280 x 6920 pixels

4032 x 3024 pixels
Primary camera video

4K@30fps, 1080p@30/60/120fps, gyro-EIS

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 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

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) , 32 MP, f/2.4 , 22 mm, 1/2.74" , 0.8 µm

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

-

3648 x 2736 pixels
Selfie camera features

Face unlock, autofocus

Autofocus, HDR, phase detection autofocus
Selfie camera video

1080p@30fps, gyro-EIS

4K@30/60fps, 1080p@30fps

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, 6E
WLAN WiFi Hotspot

-

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 3.2
USB On-The-Go

Yes

Yes
Bluetooth

v5.2

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD

-
Infrared

Yes

-
NFC

Yes, eSE, HCE, NFC-SIM

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

Yes

-

Features
Sensors

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

Accelerometer, barometer, compass, fingerprint, gyroscope, proximity