Realme GT3 vs vivo Y27s

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

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

HSDPA 850, 900, 2100
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, 5, 7, 8, 20, 28, 38, 40, 41
5G network

5G band 1, 3, 5, 8, 28, 40, 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, 391 Mbps download, 151 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

AMOLED

IPS LCD
Physical size

6.74 inches

6.64 inches
Resolution

1240 x 2772 pixels

1080 x 2388 pixels
Pixel density

451 ppi

395 ppi
Display colors

1073741824

16777216
Protection

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 2.4 GHz Kryo 265 Gold
CPU(second)

Triple-core 2.75 GHz Cortex-A710

quad-core 1.9 GHz Kryo 265 Silver
CPU(third)

Quad-core 1.8 GHz Cortex-A510
Chipset

Qualcomm SM8475 Snapdragon 8+ Gen 1

Qualcomm SM6225 Snapdragon 680 4G
GPU

Adreno 730

Adreno 610
Memory RAM

8, 12, 16 GB

8 GB
Internal storage

128, 256, 512 GB

128, 256 GB
Memory card

No

microSD, microSDHC, microSDXC
Memory card max

-

1 TB
Storage

UFS 3.1

UFS 2.2

Main camera
Camera type

Triple

Dual
Main camera

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

(wide) , 50 MP, f/1.8
(ultrawide) , 8 MP, f/2.2 , 112˚ , 16 mm, 1/4.0" , 1.12 µm

(depth) , 2 MP, f/2.4
(microscope) , 2 MP, f/3.3 , 20 mm
Primary camera resolution

8190 x 6120 pixels

-
Primary camera video

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

1080p@30fps
Primary camera flash

dual-LED dual-tone flash

dual-LED dual-tone 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, 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

Selfie camera
Selfie camera type

Single

Single
Selfie camera

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

(wide) , 8 MP, f/2.0
Selfie camera resolution

4608 x 3456 pixels

-
Selfie camera features

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

-
Selfie camera video

1080p@30fps, gyro-EIS

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

-
WLAN WiFi Direct

Yes

-
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

-

Yes
Bluetooth

v5.3

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD

-
NFC

Yes (dual side)

Yes (market dependent)
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

Yes

Yes