Lava Iris 503 vs Lenovo K4 Note

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

    K4 Note: 17 g lighter

    Iris 503:
    175 g
    K4 Note:
    158 g
  • Width

    Iris 503: 3.2 mm narrower

    Iris 503:
    73.3 mm
    K4 Note:
    76.5 mm
  • Screen diagonal

    Iris 503: 0.5 in smaller diagonal

    Iris 503:
    5 in
    K4 Note:
    5.5 in
  • Depth

    K4 Note: 1.3 mm thinner

    Iris 503:
    10.5 mm
    K4 Note:
    9.2 mm
  • Height

    Iris 503: 10.4 mm shorter

    Iris 503:
    143.2 mm
    K4 Note:
    153.6 mm
  • Release year

    Iris 503:
    2013
    K4 Note:
    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. Iris 503

    Height:
    143.2 mm
    Width:
    73.3 mm
    Depth:
    10.5 mm +1.3 mm versus K4 Note
  2. 2. K4 Note

    Height:
    153.6 mm +10.4 mm versus Iris 503
    Width:
    76.5 mm +3.2 mm versus Iris 503
    Depth:
    9.2 mm

Weight

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

  1. 1. Iris 503

    175 g

    +17 g versus K4 Note

  2. 2. K4 Note

    158 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. Iris 503

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. K4 Note

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

K4 Note has approximately 21% more rectangular screen area than Iris 503.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Iris 503: Original memory entry

4 GB · 512 MB RAM

K4 Note: Original memory entry

16 GB · 3 GB RAM - A7010 a488/16/32 GB · 2 GB RAM - A7010

Practical features

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

1. Iris 503

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

2. K4 Note

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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. Iris 503

    2000 mAh

  2. 2. K4 Note

    3300 mAh

    +1300 mAh versus Iris 503

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. Iris 5032. K4 Note

Everyday essentials
Everyday essentials — specifications for Iris 503, K4 Note.
SpecificationIris 503K4 Note
Dimensions (HxWxD)
  • 143.2 Х 73.3 Х 10.5 mm
  • 153.6 Х 76.5 Х 9.2 mm
Weight
  • 175 g
  • 158 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5" inch
  • 5.5" inch
Screen resolution
  • 540 x 960 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 16 GB
  • 3 GB RAM - A7010 a488/16/32 GB
  • 2 GB RAM - A7010
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Removable Li-Ion
  • 3300 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.2 (Jelly Bean)
  • Android 5.1.1 (Lollipop)
  • upgradable to 6.0 (Marshmallow)
Chipset Unknown
  • Mediatek MT6753 (28 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Iris 503, K4 Note.
SpecificationIris 503K4 Note
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 65.7%
  • 71.0%
PPI /points per inch/
  • 220 PPI
  • 401 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Iris 503, K4 Note.
SpecificationIris 503K4 Note
Rear camera, main
  • 3.15 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 3.15 MP
  • 13 MP
  • PDAF
  • f/2.2
Functions
  • panorama
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 1.3 MP
  • 5 MP
  • f/2.2
Performance

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

Performance — specifications for Iris 503, K4 Note.
SpecificationIris 503K4 Note
Processor CPU
  • Dual-core 1.0 GHz
  • Octa-core 1.3 GHz Cortex-A53
Graphics processor GPU
  • Mali-400
  • Mali-T720MP3
Antutu 7 score * Unknown
  • 37456
General specs
General specs — specifications for Iris 503, K4 Note.
SpecificationIris 503K4 Note
Release date
  • 2013
  • October
  • 2016
  • January
Colors
  • Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 90 EUR
  • 190 EUR
Battery life Unknown
  • Stand by time- Up to 265 h (3G) Talking time- Up to 23 h (2G) / Up to 22 h (3G)
Body build Unknown
  • aluminum frame
  • plastic back
Communication and Connectivity
Communication and Connectivity — specifications for Iris 503, K4 Note.
SpecificationIris 503K4 Note
SIM card
  • Dual SIM
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • 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) - A7010 LTE band 1(2100)
  • 20(800)
  • 40(2300)
  • 41(2500) - A7010 a48
Speed
  • HSPA
  • HSPA
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 a/b/g/n/ac
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • Yes
  • 4.0
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR EU - 0.84 W/kg (head)
Music and Audio
Music and Audio — specifications for Iris 503, K4 Note.
SpecificationIris 503K4 Note
Radio
  • FM radio
  • FM radio
  • recording
Others Unknown
  • Dolby Atmos audio enhancement -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Iris 503, K4 Note.
SpecificationIris 503K4 Note
Dop
  • Sensors Accelerometer For India
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Also known as: Lenovo K4 Note A7010a48
  • A7010
  • Lenovo Vibe X3 Lite