Realme GT3 vs vivo S12

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 850, 900, 1700(AWS), 1900, 2100

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

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 26, 34, 38, 39, 40, 41

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

5G band 1, 3, 5, 8, 28, 40, 41, 77, 78 SA/NSA

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-A

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

AMOLED

AMOLED
Physical size

6.74 inches

6.44 inches
Resolution

1240 x 2772 pixels

1080 x 2400 pixels
Pixel density

451 ppi

409 ppi
Display colors

1073741824

16777216
Protection

Scratch resistant, 2.5D curved glass screen

Scratch resistant, 2.5D curved glass screen
Display features

144Hz, HDR10+, 500 nits (typ), 1100 nits (HBM), 1400 nits (peak)

-

Hardware
CPU

Octa-core

Octa-core
CPU

Single-core 3.19 GHz Cortex-X2

Quad-core 2.6 GHz Cortex-A78
CPU(second)

Triple-core 2.75 GHz Cortex-A710

quad-core 2.0 GHz Cortex-A55
CPU(third)

Quad-core 1.8 GHz Cortex-A510
Chipset

Qualcomm SM8475 Snapdragon 8+ Gen 1

MediaTek MT6891Z Dimensity 1100 5G
GPU

Adreno 730

Mali-G77 MC9
Memory RAM

8, 12, 16 GB

8, 12 GB
Internal storage

128, 256, 512 GB

128, 256 GB
Memory card

No

No
Storage

UFS 3.1

UFS 3.1

Main camera
Camera type

Triple

Triple
Main camera

(wide) , 50 MP, f/1.9 , 84˚ , 24 mm, 1/1.56" , 1.0 µm

(wide) , 108 MP, f/1.9 , 26 mm, 1/1.52"
(ultrawide) , 8 MP, f/2.2 , 112˚ , 16 mm, 1/4.0" , 1.12 µm

(ultrawide) , 8 MP, f/2.2 , 120˚ , 16 mm, 1/4.0" , 1.12 µm
(microscope) , 2 MP, f/3.3 , 20 mm

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

8190 x 6120 pixels

12000 x 9000 pixels
Primary camera video

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

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

dual-LED dual-tone flash

dual-LED flash
Camera features

Autofocus, continuous shooting, digital zoom, digital image stabilization, optical 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, hypershot 2.0, ProLight 2.0

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

Single

Dual
Selfie camera

(wide) , 16 MP, f/2.5 , 78˚ , 25 mm, 1/3.09" , 1.0 µm

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

4608 x 3456 pixels

-
Selfie camera features

Face unlock, HDR, digital image stabilization, panorama, face detection

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

1080p@30fps, gyro-EIS

4K@30fps, 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
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

-

Yes
Bluetooth

v5.3

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD

aptX HD
NFC

Yes (dual side)

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

Yes

Yes

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, proximity

Accelerometer, compass, fingerprint, gyroscope, proximity

Battery
Battery type

Li-Po

Li-Po
Battery capacity

4600 mAh

42000 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

Yes, 240W (50% in 4 min, 100% in 10 min)

Vivo Super FlashCharge, 44W