Oppo Reno vs vivo S12

Network
2G network

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

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

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO

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

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)

LTE frequency band 1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 41
5G network

-

5G band 1, 3, 5, 8, 28, 41, 77, 78 SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE, Cat15, 798 Mbps download, 226 Mbps upload

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

AMOLED

AMOLED
Physical size

6.4 inches

6.44 inches
Resolution

1080 x 2340 pixels

1080 x 2400 pixels
Pixel density

402 ppi

409 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 6

Scratch resistant, 2.5D curved glass screen
Multitouch

Yes

-
Display features

97% DCI-P3

-

Main camera
Camera type

Dual

Triple
Main camera

48 MP, f/1.7 , 27 mm, 1/2" , 0.8 µm

108 MP, f/1.9 , 26 mm, 1/1.52" , (wide)
5 MP, f/2.4

8 MP, f/2.2 , (ultrawide) , 120˚ , 16 mm, 1/4.0" , 1.12 µm
(macro) , 2 MP, f/2.4
Primary camera resolution

8000 x 6000 pixels

12000 x 9000 pixels
Primary camera video

1080p@30fps

4K@30fps, 1080p@30fps, gyro-EIS
Primary camera Autofocus

phase detection autofocus

-
Primary camera flash

dual-LED flash

dual-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

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

Selfie camera
Selfie camera type

-

Dual
Selfie camera

26 MP, f/2.0

44 MP, f/2.0 , (wide)
(ultrawide) , 8 MP, f/2.3 , 105˚
Selfie camera resolution

4608 x 3456 pixels

-
Selfie camera features

-

Face unlock, autofocus, HDR, face detection, panorama, geotagging, digital image stabilization
Selfie camera video

1080p@30fps

4K@30fps, 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
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 1.0 reversible connector

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth EDR

Yes

-
Bluetooth AptX

-

aptX HD
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

-

Yes