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Lava Z66 vs Lava Z4

Summary
74%
Camera

13 MP + 5 MP (Primary)

13 MP(Front)

13 MP + 5 MP + 2 MP (Primary)

16 MP(Front)

Display

6.08" (15.44 cm)

720x1560 px, 283 PPI

6.51" (16.54 cm)

720x1600 px, 270 PPI

Battery

3950 mAh

16 h talktime (3G)

5000 mAh

25 h talktime (4G)

Performance

Octa Core

1.6 GHz, 3 GB RAM

Octa Core

2.3 GHz, 4 GB RAM

Storage

32 GB

128 GB (Expandable)

64 GB

512 GB (Expandable)

User Rating

★★★★★
★★★★★

4/5 based on 3,503 ratings

Read All User Reviews

★★★★★
★★★★★

4.1/5 based on 68 ratings

Read All User Reviews

Best Prices
Rs. 7,377 @Amazon Buy
Rs. 7,377 @Flipkart Buy
Not available in any other store
Rs. 8,998 @Amazon Buy
Rs. 9,899 @Flipkart Buy
Not available in any other store
General
Launch Date

August 3, 2020 (Official)

January 11, 2021 (Official)

Brand

Lava

Lava

Model

Z66

Z4

Operating System

Android v10 (Q)

Android v10 (Q)

Custom UI

Stock

SIM Slot(s)

Dual SIM, GSM+GSM

Dual SIM, GSM+GSM

SIM Size

SIM1: Nano
SIM2: Nano

SIM1: Nano
SIM2: Nano

Network

4G: Available (supports Indian bands),
3G: Available, 2G: Available

4G: Available (supports Indian bands),
3G: Available, 2G: Available

Fingerprint Sensor

yes

yes

Design
Size Compare
Size Compare
Dimensions

Height: 155.6 mm
Width: 73.5 mm
Thickness: 8.8 mm

Height: 164.5 mm
Width: 75.8 mm
Thickness: 9 mm

Weight

162 grams

190 grams

Colours

Midnight Blue, Marine Blue, Berry Red

Flame Red, Aqua Blue

Display
Average
Screen Size

6.08 " (15.44 cm)

6.51 " (16.54 cm)

Screen Resolution

720 x 1560 pixels

720 x 1600 pixels

Aspect Ratio

19:9

20:9

Bezel-less display

yes with waterdrop notch

yes with waterdrop notch

Pixel Density

283 ppi

270 ppi

Display Type

IPS LCD

IPS LCD

Screen Protection

Corning Gorilla Glass v3

Touch Screen

yes Capacitive Touchscreen, Multi-touch

yes Capacitive Touchscreen, Multi-touch

Screen to Body Ratio (calculated)

79.17 %

82.06 %

Performance
Average
Chipset

MediaTek Helio G35

Processor

Octa core, 1.6 GHz

Octa core, 2.3 GHz, Cortex A53

Architecture

64 bit

Graphics

PowerVR GE8320

RAM

3 GB

4 GB

Bootup Time (tested by 91mobiles)

24.0 s

Storage
Best in Class
Internal Memory

32 GB

64 GB

Expandable Memory

yes Up to 128 GB

yes Up to 512 GB

USB OTG Support

yes

yes

Camera
Very Good
Main Camera
Camera Setup

Dual

Triple

Resolution

13 MP f/2.0 Primary Camera(1.12µm pixel size)5 MP, Depth Camera

13 MP f/1.85 Primary Camera(1.12µm pixel size)5 MP, Wide Angle, Ultra-Wide Angle Camera
2 MP, Depth Camera

Autofocus

yes

yes

Physical Aperture

F2.0

F1.85

Flash

yes LED Flash

yes LED Flash

Image Resolution

4128 x 3096 Pixels

4128 x 3096 Pixels

Settings

Exposure compensation, ISO control

Exposure compensation, ISO control

Shooting Modes

Continuos Shooting, High Dynamic Range mode (HDR), Burst mode

Continuos Shooting, High Dynamic Range mode (HDR), Burst mode

Camera Features

Digital Zoom, Auto Flash, Face detection, Touch to focus

Digital Zoom, Auto Flash, Face detection, Touch to focus

Video Recording

1920x1080 @ 30 fps

1920x1080 @ 30 fps

Front Camera
Camera Setup

Single

Single

Resolution

13 MP f/2.2 Primary Camera(1.12µm pixel size)

16 MP f/2.0 Primary Camera(1µm pixel size)

Physical Aperture

F2.2

F2.0

Flash

yes Screen flash

yes Screen flash

Battery
Excellent
Capacity

3950 mAh

5000 mAh

Type

Li-Polymer

Li-Polymer

User Replaceable

no  No

no  No

TalkTime

Up to 16 Hours(3G) / Up to 38 Hours(2G)

Up to 25 Hours(4G) / Up to 25 Hours(3G) / Up to 50 Hours(2G)

USB Type-C

no  No

yes

Battery Charging Time (20% to 100%) (tested by 91mobiles)

04h 53m 10s

Network & Connectivity
SIM Size

SIM1: Nano
SIM2: Nano

SIM1: Nano
SIM2: Nano

Network Support

4G (supports Indian bands), 3G, 2G

4G (supports Indian bands), 3G, 2G

VoLTE

yes

yes

SIM 1

4G Bands:
TD-LTE 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5)
3G Bands:
UMTS 2100 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
GPRS:
Available
EDGE:
Available
Read More..

4G Bands:
TD-LTE 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5)
3G Bands:
UMTS 2100 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
GPRS:
Available
EDGE:
Available
Read More..

SIM 2

4G Bands:
TD-LTE 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5)
3G Bands:
UMTS 2100 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
GPRS:
Available
EDGE:
Available
Read More..

4G Bands:
TD-LTE 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5)
3G Bands:
UMTS 2100 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
GPRS:
Available
EDGE:
Available
Read More..

Wi-Fi

yes Wi-Fi 802.11, b/g/n

yes Wi-Fi 802.11, b/g/n

Wi-Fi Features

Mobile Hotspot

Mobile Hotspot

Bluetooth

yes v4.2

yes v5.0

GPS

yes with A-GPS, Glonass

yes with A-GPS

NFC

no  No

no  No

USB Connectivity

Mass storage device, USB charging, microUSB 2.0

Mass storage device, USB charging

Multimedia
FM Radio

yes

yes

Loudspeaker

yes

yes

Audio Jack

3.5 mm

3.5 mm

Special Features
Fingerprint Sensor

yes

yes

Fingerprint Sensor Position

Rear

Rear

Other Sensors

Light sensor, Proximity sensor, Accelerometer

Proximity sensor, Accelerometer

Price list

Rs. 7,377
Buy Now
Rs. 8,998
Buy Now

Rs. 7,377
Buy Now
Offer: 10% off on Axis Bank Credit and Debit Car...  View All Offers
Offersx

1. 10% off on Axis Bank Credit and Debit Cards.

2. 5% Cashback on Flipkart Axis Bank Card.

3. 10% Off on BOB Mastercard debit card.

4. Flat 1,122 Off.

5. Get Google Nest mini at 2499.

6. Get Mi Smart Speaker at just.

7. No Cost EMI on Flipkart Axis Bank Credit Card.

8. Google Nest Hub (Charcoal).

9. Lenovo Smart Clock Essential.

Rs. 9,899
Buy Now
Offer: 10% off on Axis Bank Credit and Debit Car...  View All Offers
Offersx

1. 10% off on Axis Bank Credit and Debit Cards.

2. 5% Cashback on Flipkart Axis Bank Card.

3. 10% Off on BOB Mastercard debit card.

4. Get Google Nest mini at 2499.

5. Get Mi Smart Speaker at just.

6. No Cost EMI on Flipkart Axis Bank Credit Card.

7. Google Nest Hub (Charcoal).

8. Lenovo Smart Clock Essential.