Lava Z91 vs LG K10 (2017)

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.

  • Width

    Z91: 2.4 mm narrower

    Z91:
    72.9 mm
    K10 (2017):
    75.3 mm
  • Screen diagonal

    K10 (2017): 0.4 in smaller diagonal

    Z91:
    5.7 in
    K10 (2017):
    5.3 in
  • Chipset

    Z91:
    Mediatek MT6739 (28 nm)
    K10 (2017):
    Mediatek MT6750 (28 nm)
  • Height

    K10 (2017): 3.3 mm shorter

    Z91:
    152 mm
    K10 (2017):
    148.7 mm
  • Release year

    Z91:
    2018
    K10 (2017):
    2016

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 +3.3 mm versus K10 (2017)
    Width:
    72.9 mm
    Depth:
    7.7 mm
  2. 2. K10 (2017)

    Height:
    148.7 mm
    Width:
    75.3 mm +2.4 mm versus Z91
    Depth:
    7.9 mm

Weight

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

  1. 1. Z91

    147 g

    +3 g versus K10 (2017)

  2. 2. K10 (2017)

    144 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. K10 (2017)

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

Z91 has approximately 8.3% more rectangular screen area than K10 (2017).

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, K10 (2017), compared at the same storage capacity.
StorageZ91K10 (2017)
16 GB Not recorded 2 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. K10 (2017)

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB

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

    +200 mAh versus K10 (2017)

  2. 2. K10 (2017)

    2800 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. K10 (2017)

Everyday essentials
Everyday essentials — specifications for Z91, K10 (2017).
SpecificationZ91K10 (2017)
Dimensions (HxWxD)
  • 152 Х 72.9 Х 7.7 mm
  • 148.7 Х 75.3 Х 7.9 mm
Weight
  • 147 g
  • 144 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.7" inch
  • 5.3" 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
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 128 GB (dedicated slot)
  • microSD
  • up to 64 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Po
  • 2800 mAh
  • Removable Li-Ion
Operating system OS
  • Android 7.1 (Nougat)
  • Android 7.0 (Nougat)
  • upgradable to Android 8.0 (Oreo)
Chipset
  • Mediatek MT6739 (28 nm)
  • Mediatek MT6750 (28 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Z91, K10 (2017).
SpecificationZ91K10 (2017)
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.8 cm2
  • 77.4 cm2
Screen format
  • 18:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 75.7%
  • 69.2%
PPI /points per inch/
  • 282 PPI
  • 277 PPI
Camera and Video
Camera and Video — specifications for Z91, K10 (2017).
SpecificationZ91K10 (2017)
Rear camera, main
  • 13 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 13 MP
  • f/2.0
  • 1.12µm
  • AF
  • 13 MP
  • f/2.2
  • 1/3''
  • 1.12µm
  • AF
Functions
  • LED flash
  • LED flash
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 8 MP
  • f/2.2
  • 5 MP
  • f/2.4
  • 1/5''
  • 1.12µm
Performance

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

Performance — specifications for Z91, K10 (2017).
SpecificationZ91K10 (2017)
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU
  • PowerVR GE8100
  • Mali-T860MP2
Antutu 7 score *
  • 35722
  • 42156
GeekBench 4 Single Core * Unknown
  • 588
GeekBench 4 Multi-Core * Unknown
  • 2228
GeekBench 4 RenderScript * Unknown
  • 1492
General specs
General specs — specifications for Z91, K10 (2017).
SpecificationZ91K10 (2017)
Release date
  • 2018
  • March
  • 2016
  • December
Colors
  • Blue
  • Black
  • Gold
  • Titan
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 10000 INR
  • 210 EUR
Body build Unknown
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for Z91, K10 (2017).
SpecificationZ91K10 (2017)
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Single SIM (Nano-SIM)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 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 - Europe HSDPA 900 / 1900 / 2100 - India -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800) - Europe LTE band 3(1800)
  • 40(2300) - India
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 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
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • 4.2(Europe)/4.1(India)
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Z91, K10 (2017).
SpecificationZ91K10 (2017)
Radio
  • FM radio
  • FM radio
  • RDS
  • recording
Other features
Other features — specifications for Z91, K10 (2017).
SpecificationZ91K10 (2017)
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - For India
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - Also known as LG X400
  • LG M250N