vivo V15 vs vivo Y12i

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 2100

HSDPA 850, 900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 38(2600), 40(2300), 41(2500)

LTE frequency band 1, 3, 5, 8, 40
HSDPA speed

-

42.2 Mbps
HSUPA speed

-

5.76 Mbps
LTE speed

-

LTE-A (2CA), Cat6, 300 Mbps download, 50 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic

Glass front, plastic back, plastic frame
SIM

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

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

161.2 mm

159.4 mm
Width

75.9 mm

76.8 mm
Thickness

8.5 mm

8.9 mm
Weight

186 g

190.5 g
Colors

Blue, Red

Blue, Red

Display
Display type

IPS LCD capacitive touchscreen

IPS LCD
Physical size

6.53 inches

6.35 inches
Resolution

1080 x 2340 pixels

720 x 1544 pixels
Pixel density

395 ppi

268 ppi
Display colors

16777216

16777216
Protection

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

-
Multitouch

Yes

-

Main camera
Camera type

Triple

Dual
Main camera

12 MP, f/1.8

13 MP, f/2.2
8 MP, f/2.2 , 13 mm

2 MP, f/2.4 , (depth)
5 MP, f/2.4
Primary camera resolution

4032 x 3024 pixels

-
Primary camera video

2160p@30fps, 1080p@30fps

1080p@30fps
Primary camera flash

LED flash

LED flash
Primary camera phase detection autofocus

phase detection autofocus

-
Camera features

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

HDR, Panorama

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac

Wi-Fi 802.11b, 802.11g, 802.11n
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

-
USB

microUSB 2.0

microUSB 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v4.2

v4.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

-

No
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

-

Yes
BDS

Yes

Yes