Lava Fuel F1 vs Lava Iris 503e

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

    Fuel F1: 27 g lighter

    Fuel F1:
    148 g
    Iris 503e:
    175 g
  • Width

    Fuel F1: 1.3 mm narrower

    Fuel F1:
    72 mm
    Iris 503e:
    73.3 mm
  • Depth

    Fuel F1: 1 mm thinner

    Fuel F1:
    9.5 mm
    Iris 503e:
    10.5 mm
  • Height

    Fuel F1: 2.2 mm shorter

    Fuel F1:
    141 mm
    Iris 503e:
    143.2 mm
  • Release year

    Fuel F1:
    2015
    Iris 503e:
    2013

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. Fuel F1

    Height:
    141 mm
    Width:
    72 mm
    Depth:
    9.5 mm
  2. 2. Iris 503e

    Height:
    143.2 mm +2.2 mm versus Fuel F1
    Width:
    73.3 mm +1.3 mm versus Fuel F1
    Depth:
    10.5 mm +1 mm versus Fuel F1

Weight

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

  1. 1. Fuel F1

    148 g

  2. 2. Iris 503e

    175 g

    +27 g versus Fuel F1

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. Fuel F1

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Iris 503e

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 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 Fuel F1, Iris 503e, compared at the same storage capacity.
StorageFuel F1Iris 503e
8 GB 2 GB RAM Unknown
Iris 503e: Original memory entry

4 GB · 512 MB 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. Fuel F1

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

2. Iris 503e

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. Fuel F1

    4000 mAh

    +2000 mAh versus Iris 503e

  2. 2. Iris 503e

    2000 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. Fuel F12. Iris 503e

Everyday essentials
Everyday essentials — specifications for Fuel F1, Iris 503e.
SpecificationFuel F1Iris 503e
Dimensions (HxWxD)
  • 141 Х 72 Х 9.5 mm
  • 143.2 Х 73.3 Х 10.5 mm
Weight
  • 148 g
  • 175 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5" inch
  • 5" inch
Screen resolution
  • 480 x 854 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 2 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Po
  • 2000 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 4.2 (Jelly Bean)
Chipset
  • Mediatek MT6580 (28 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Fuel F1, Iris 503e.
SpecificationFuel F1Iris 503e
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 67.9%
  • 65.6%
PPI /points per inch/
  • 196 PPI
  • 196 PPI
Screen protection
  • Asahi Dragontrail Glass
Unknown
Camera and Video
Camera and Video — specifications for Fuel F1, Iris 503e.
SpecificationFuel F1Iris 503e
Rear camera, main
  • 8 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 3.15 MP
Functions
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 2 MP
  • 1.3 MP
Performance
Performance — specifications for Fuel F1, Iris 503e.
SpecificationFuel F1Iris 503e
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Dual-core 1.0 GHz
Graphics processor GPU
  • Mali-400MP2
  • Mali-400
General specs
General specs — specifications for Fuel F1, Iris 503e.
SpecificationFuel F1Iris 503e
Release date
  • 2015
  • September
  • 2013
  • October
Colors
  • Black
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 90 EUR
Battery life
  • Stand by time- Up to 480 h (2G) / Up to 480 h (3G) Talking time- Up to 18 h (2G) / Up to 30 h 30 min (3G) Music play - Up to 72 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Fuel F1, Iris 503e.
SpecificationFuel F1Iris 503e
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Unknown
Speed
  • HSPA 21.1/5.76 Mbps
Unknown
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • Yes
Harmful irradiation
  • SAR EU - 0.61 W/kg (head) 0.60 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Fuel F1, Iris 503e.
SpecificationFuel F1Iris 503e
Radio
  • No
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Fuel F1, Iris 503e.
SpecificationFuel F1Iris 503e
Dop
  • Sensors Accelerometer
  • proximity - For India
  • Sensors Accelerometer For India