Lava Z3 vs Microsoft Surface Duo

Lava Z3

Microsoft Surface Duo

Network
2G network

GSM 900, 1800

GSM 850, 900, 1800, 1900
3G network

HSDPA 900, 2100

HSDPA 850, 900, 1900, 2100
4G network

LTE frequency band 1, 3, 5, 8, 40, 41

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 19 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 66
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE, Cat4, 150 Mbps download, 50 Mbps upload

LTE-A (CA) Cat18, 1200 Mbps download, 100 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front, plastic back, plastic frame

Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5)
SIM

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

Nano-SIM, eSIM
Height

164.5 mm

145.2 mm
Width

75.8 mm

93.3 mm
Thickness

8.9 mm

9.9 mm
Height unfolded

-

186.9 mm
Width unfolded

-

145.2 mm
Thickness unfolded

-

4.8 mm
Weight

192 g

250 g
Stylus

-

Yes
Colors

Blue, Cyan

White

Main camera
Camera type

Dual

Single
Main camera

(wide) , 8 MP, f/2.0 , 1.12 µm

11 MP, f/2.0 , 1.0 µm, 23 mm
QVGA
Primary camera video

1080p@30fps

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

LED flash

-
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

-

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n, 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
USB

Type-C 2.0

Type-C reversible connector
USB On-The-Go

Yes

-
Bluetooth

v5.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

-

aptX Adaptive
NFC

No

-
GPS

Yes, with A-GPS

Yes, with A-GPS