Infinix Zero 4 Plus vs Lenovo K9

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

    K9: 48 g lighter

    Zero 4 Plus:
    203 g
    K9:
    155 g
  • Width

    K9: 10.1 mm narrower

    Zero 4 Plus:
    83 mm
    K9:
    72.9 mm
  • Screen diagonal

    K9: 0.28 in smaller diagonal

    Zero 4 Plus:
    5.98 in
    K9:
    5.7 in
  • Chipset

    Zero 4 Plus:
    Mediatek MT6797M Helio X20 (20 nm)
    K9:
    Mediatek MT6762 Helio P22 (12 nm)
  • Rear camera layout

    Zero 4 Plus:
    Single
    K9:
    Dual
  • Height

    K9: 6.7 mm shorter

    Zero 4 Plus:
    160.5 mm
    K9:
    153.8 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. Zero 4 Plus

    Height:
    160.5 mm +6.7 mm versus K9
    Width:
    83 mm +10.1 mm versus K9
    Depth:
    8.3 mm
  2. 2. K9

    Height:
    153.8 mm
    Width:
    72.9 mm
    Depth:
    8 mm

Weight

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

  1. 1. Zero 4 Plus

    203 g

    +48 g versus K9

  2. 2. K9

    155 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. Zero 4 Plus

    Screen diagonal:
    5.98 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    98.6 cm²
  2. 2. K9

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

Zero 4 Plus has approximately 17.6% more rectangular screen area than K9.

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 Zero 4 Plus, K9, compared at the same storage capacity.
StorageZero 4 PlusK9
32 GB Unknown 3 GB RAM
Zero 4 Plus: Original memory entry

64 GB · 512GB 4GB

Practical features

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

1. Zero 4 Plus

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

2. K9

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses shared SIM 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. Zero 4 Plus

    4000 mAh

    +1000 mAh versus K9

  2. 2. K9

    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. Zero 4 Plus2. K9

Everyday essentials
Everyday essentials — specifications for Zero 4 Plus, K9.
SpecificationZero 4 PlusK9
Dimensions (HxWxD)
  • 160.5 Х 83 Х 8.3 mm
  • 153.8 Х 72.9 Х 8 mm
Weight
  • 203 g
  • 155 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.98" inch
  • 5.7" inch
Screen resolution
  • 1080 x 1920 px
  • 720 x 1440 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 512GB 4GB
  • 32 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 128 GB
  • microSD
  • up to 256 GB (uses shared SIM slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Ion
  • 3000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 8.1 (Oreo)
Chipset
  • Mediatek MT6797M Helio X20 (20 nm)
  • Mediatek MT6762 Helio P22 (12 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Zero 4 Plus, K9.
SpecificationZero 4 PlusK9
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 98.6 cm2
  • 83.8 cm2
Screen format
  • 16:9 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 74.0%
  • 74.8%
PPI /points per inch/
  • 368 PPI
  • 282 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Zero 4 Plus, K9.
SpecificationZero 4 PlusK9
Rear camera, main
  • 21 MP
  • Single
  • 13 MP
  • Dual
Camera specs
  • 21 MP
  • f/2.0
  • OIS
  • Laser AF/ PDAF
  • 13 MP
  • f/2.2
  • 1/3''
  • 1.12µm
  • PDAF -5 MP
  • f/2.4
  • depth sensor
Functions
  • LED flash
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30/60fps
Front camera, selfie
  • 13 MP
  • Single
  • 13 MP
  • Dual
Specifications
  • 13 MP
  • f/2.2
  • 13 MP
  • f/2.2
  • 1/3''
  • 1.12µm
  • PDAF 5 MP
  • f/2.4
  • depth sensor
Performance

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

Performance — specifications for Zero 4 Plus, K9.
SpecificationZero 4 PlusK9
Processor CPU
  • Deca-core 2.0 GHz
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • Mali-T880 MP4
  • PowerVR GE8320
Antutu 7 score *
  • 73620
  • 75320
GeekBench 4 Single Core *
  • 1542
Unknown
GeekBench 4 Multi-Core *
  • 4682
Unknown
General specs
General specs — specifications for Zero 4 Plus, K9.
SpecificationZero 4 PlusK9
Release date
  • 2017
  • March
  • 2018
  • October
Colors
  • Lilac grey
  • Champagne
  • Galaxy Blue
  • Silver purple
  • Black
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 9000 INR
Communication and Connectivity
Communication and Connectivity — specifications for Zero 4 Plus, K9.
SpecificationZero 4 PlusK9
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 HSDPA 850 / 1700 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300) LTE band 2(1900)
  • 4(1700/2100)
  • 28(700)
  • 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 42.2/5.76 Mbps
  • LTE-A Cat6 300/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 4.1
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Zero 4 Plus, K9.
SpecificationZero 4 PlusK9
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Zero 4 Plus, K9.
SpecificationZero 4 PlusK9
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - Fast battery charging 2A/5V 10W - For India