Lava Z91 vs Nokia 6.1

Compare recorded specifications, size and practical differences.

+ Add a third phone

Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

  • Weight

    Z91: 25 g lighter

    Z91:
    147 g
    6.1:
    172 g
  • Width

    Z91: 2.9 mm narrower

    Z91:
    72.9 mm
    6.1:
    75.8 mm
  • Screen diagonal

    6.1: 0.2 in smaller diagonal

    Z91:
    5.7 in
    6.1:
    5.5 in
  • Chipset

    Z91:
    Mediatek MT6739 (28 nm)
    6.1:
    Qualcomm SDM630 Snapdragon 630 (14 nm)
  • Depth

    Z91: 0.5 mm thinner

    Z91:
    7.7 mm
    6.1:
    8.2 mm
  • Height

    6.1: 3.2 mm shorter

    Z91:
    152 mm
    6.1:
    148.8 mm

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

  1. 1. Z91

    Height:
    152 mm +3.2 mm versus 6.1
    Width:
    72.9 mm
    Depth:
    7.7 mm
  2. 2. 6.1

    Height:
    148.8 mm
    Width:
    75.8 mm +2.9 mm versus Z91
    Depth:
    8.2 mm +0.5 mm versus Z91

Weight

Bars start at zero and share a scale within this chart.

  1. 1. Z91

    147 g

  2. 2. 6.1

    172 g

    +25 g versus Z91

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

  1. 1. Z91

    Screen diagonal:
    5.7 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    83.8 cm²
  2. 2. 6.1

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for Z91, 6.1, compared at the same storage capacity.
StorageZ916.1
32 GB 3 GB RAM Unknown
6.1: Original memory entry

32/64 GB · 3/4 GB RAM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Z91

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB (dedicated slot)

2. 6.1

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

  1. 1. Z91

    3000 mAh

  2. 2. 6.1

    3000 mAh

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. Z912. 6.1

Everyday essentials
Everyday essentials — specifications for Z91, 6.1.
SpecificationZ916.1
Dimensions (HxWxD)
  • 152 Х 72.9 Х 7.7 mm
  • 148.8 Х 75.8 Х 8.2 mm
Weight
  • 147 g
  • 172 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.7" inch
  • 5.5" inch
Screen resolution
  • 720 x 1440 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 32/64 GB
  • 3/4 GB RAM
Memory card support
  • microSD
  • up to 128 GB (dedicated slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Po
  • 3000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 7.1 (Nougat)
  • Android 8.1 (Oreo)
  • upgradable to Android 9.0 (Pie); Android One
Chipset
  • Mediatek MT6739 (28 nm)
  • Qualcomm SDM630 Snapdragon 630 (14 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Z91, 6.1.
SpecificationZ916.1
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.8 cm2
  • 82.6 cm2
Screen format
  • 18:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 75.7%
  • 73.2%
PPI /points per inch/
  • 282 PPI
  • 403 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Z91, 6.1.
SpecificationZ916.1
Rear camera, main
  • 13 MP
  • Single
  • 16 MP
  • Single
Camera specs
  • 13 MP
  • f/2.0
  • 1.12µm
  • AF
  • 16 MP
  • f/2.0
  • 27mm (wide)
  • 1.0µm
  • PDAF
Functions
  • LED flash
  • Zeiss optics
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 8 MP
  • f/2.2
  • 8 MP
  • f/2.0
  • 1/4''
  • 1.12µm
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for Z91, 6.1.
SpecificationZ916.1
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • Octa-core 2.2 GHz Cortex-A53
Graphics processor GPU
  • PowerVR GE8100
  • Adreno 508
Antutu 7 score *
  • 35722
  • 90125
GeekBench 4 Single Core * Unknown
  • 869
GeekBench 4 Multi-Core * Unknown
  • 4102
GeekBench 4 RenderScript * Unknown
  • 3732
GeekBench 5 Single Core * Unknown
  • 174
GeekBench 5 Multi-Core * Unknown
  • 980
General specs
General specs — specifications for Z91, 6.1.
SpecificationZ916.1
Release date
  • 2018
  • March
  • 2018
  • January
Colors
  • Blue
  • Black/Copper
  • White/Iron
  • Blue/Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 10000 INR
  • 230 EUR
Battery life Unknown
  • Stand by time- Up to 507 h (3G) Talking time- Up to 16 h (3G) Music play - Up to 119 h
Body build Unknown
  • Front glass
  • Aluminum body (6000 series)
Communication and Connectivity
Communication and Connectivity — specifications for Z91, 6.1.
SpecificationZ916.1
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 CDMA2000 1xEV-DO - Hong Kong
  • Taiwan -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • 41(2500) - EMEA & APAC LTE band 2(1900)
  • 4(1700/2100)
  • 12(700)
  • 17(700)
  • 38(2600) - LATAM LTE band 1(2100)
  • 34(2000)
  • 39(1900)
  • 41(2500) - Hong Kong
  • Taiwan
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • USB On-The-Go
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 4.0
  • A2DP
  • 5.0
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR EU - 0.94 W/kg (head) 1.82 W/kg (body)
Music and Audio
Music and Audio — specifications for Z91, 6.1.
SpecificationZ916.1
Radio
  • FM radio
  • FM radio with RDS
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Z91, 6.1.
SpecificationZ916.1
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - For India
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 18W: 50% in 30 min