Lava Z91 vs Lenovo C2

Compare recorded specifications, size and practical differences.

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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

    C2: 8 g lighter

    Z91:
    147 g
    C2:
    139 g
  • Width

    C2: 1.5 mm narrower

    Z91:
    72.9 mm
    C2:
    71.4 mm
  • Screen diagonal

    C2: 0.7 in smaller diagonal

    Z91:
    5.7 in
    C2:
    5 in
  • Chipset

    Z91:
    Mediatek MT6739 (28 nm)
    C2:
    Mediatek MT6735P (28 nm)
  • Depth

    Z91: 0.9 mm thinner

    Z91:
    7.7 mm
    C2:
    8.6 mm
  • Height

    C2: 9 mm shorter

    Z91:
    152 mm
    C2:
    143 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 +9 mm versus C2
    Width:
    72.9 mm +1.5 mm versus C2
    Depth:
    7.7 mm
  2. 2. C2

    Height:
    143 mm
    Width:
    71.4 mm
    Depth:
    8.6 mm +0.9 mm versus Z91

Weight

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

  1. 1. Z91

    147 g

    +8 g versus C2

  2. 2. C2

    139 g

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. C2

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

Z91 has approximately 21.7% more rectangular screen area than C2.

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, C2, compared at the same storage capacity.
StorageZ91C2
8 GB Not recorded 1 GB RAM
16 GB Not recorded 1 GB RAM
32 GB 3 GB RAM Not recorded

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. C2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated 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

    +250 mAh versus C2

  2. 2. C2

    2750 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. C2

Everyday essentials
Everyday essentials — specifications for Z91, C2.
SpecificationZ91C2
Dimensions (HxWxD)
  • 152 Х 72.9 Х 7.7 mm
  • 143 Х 71.4 Х 8.6 mm
Weight
  • 147 g
  • 139 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.7" inch
  • 5" inch
Screen resolution
  • 720 x 1440 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 8/16 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 128 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Po
  • 2750 mAh
  • Removable Li-Ion
Operating system OS
  • Android 7.1 (Nougat)
  • Android 6.0 (Marshmallow)
Chipset
  • Mediatek MT6739 (28 nm)
  • Mediatek MT6735P (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Z91, C2.
SpecificationZ91C2
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.8 cm2
  • 68.9 cm2
Screen format
  • 18:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 75.7%
  • 67.5%
PPI /points per inch/
  • 282 PPI
  • 294 PPI
Camera and Video
Camera and Video — specifications for Z91, C2.
SpecificationZ91C2
Rear camera, main
  • 13 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 13 MP
  • f/2.0
  • 1.12µm
  • AF
  • 8 MP
  • 1/4''
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 8 MP
  • f/2.2
  • 5 MP
Performance

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

Performance — specifications for Z91, C2.
SpecificationZ91C2
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • Quad-core 1.0 GHz Cortex-A53
Graphics processor GPU
  • PowerVR GE8100
  • Mali-T720MP2
Antutu 7 score *
  • 35722
Unknown
GeekBench 4 Single Core * Unknown
  • 432
GeekBench 4 Multi-Core * Unknown
  • 1183
GeekBench 4 RenderScript * Unknown
  • 707
General specs
General specs — specifications for Z91, C2.
SpecificationZ91C2
Release date
  • 2018
  • March
  • 2016
  • July
Colors
  • Blue
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 10000 INR
  • 200 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Z91, C2.
SpecificationZ91C2
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Micro-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 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
  • 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 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Z91, C2.
SpecificationZ91C2
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Z91, C2.
SpecificationZ91C2
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - For India
  • Sensors Accelerometer
  • proximity - Also known as Lenovo C2 k10a40