Amoi E72 vs Motorola FIRE XT311

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

    FIRE XT311: 40 g lighter

    E72:
    150 g
    FIRE XT311:
    110 g
  • Width

    E72: 13.2 mm narrower

    E72:
    44.8 mm
    FIRE XT311:
    58 mm
  • Screen diagonal

    FIRE XT311: 0.4 in smaller diagonal

    E72:
    3.2 in
    FIRE XT311:
    2.8 in
  • Depth

    FIRE XT311: 1.3 mm thinner

    E72:
    14.8 mm
    FIRE XT311:
    13.5 mm
  • Height

    E72: 16.5 mm shorter

    E72:
    100 mm
    FIRE XT311:
    116.5 mm
  • Release year

    E72:
    2007
    FIRE XT311:
    2011

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. E72

    Height:
    100 mm
    Width:
    44.8 mm
    Depth:
    14.8 mm +1.3 mm versus FIRE XT311
  2. 2. FIRE XT311

    Height:
    116.5 mm +16.5 mm versus E72
    Width:
    58 mm +13.2 mm versus E72
    Depth:
    13.5 mm

Weight

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

  1. 1. E72

    150 g

    +40 g versus FIRE XT311

  2. 2. FIRE XT311

    110 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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. E72

    E72: Screen geometry unavailable or conflicting.

  2. 2. FIRE XT311

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 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.

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

E72: Original memory entry

64 MB

FIRE XT311: Original memory entry

512 MB · 256 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. E72

NFC:
See details Super AMOLED
Headphone jack:
See details panorama
Memory card support:
See details microSD (dedicated slot)

2. FIRE XT311

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. E72

    1100 mAh

  2. 2. FIRE XT311

    1420 mAh

    +320 mAh versus E72

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. E722. FIRE XT311

Everyday essentials
Everyday essentials — specifications for E72, FIRE XT311.
SpecificationE72FIRE XT311
Dimensions (HxWxD)
  • 100 Х 44.8 Х 14.8 mm
  • 116.5 Х 58 Х 13.5 mm
Weight
  • 150 g
  • 110 g
Technology
  • TFT
  • TFT
Screen size
  • 3.2" inch
  • 2.8" inch
Screen resolution
  • 176 x 220 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB
  • 512 MB
  • 256 MB RAM
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1100 mAh
  • Removable Li-Ion
  • 1420 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 5.0 Phone Edition
  • Android 2.3.4 (Gingerbread)
Chipset Unknown
  • Qualcomm MSM7227-1 Snapdragon S1
NFC
  • Super AMOLED
Unknown
Headphone jack
  • panorama
  • Yes
Display
Display — specifications for E72, FIRE XT311.
SpecificationE72FIRE XT311
Touchscreen
  • Super AMOLED
  • capacitive touchscreen
Display colors
  • 65K
  • 256K
Screen area
  • 12.6 cm2
  • 24.3 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 28.1%
  • 35.9%
PPI /points per inch/
  • 0 PPI
  • 143 PPI
Camera and Video
Camera and Video — specifications for E72, FIRE XT311.
SpecificationE72FIRE XT311
Rear camera, main
  • 1.3 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 1.3 MP
  • 3.15 MP
Video
  • Yes
  • 480p@24fps
Front camera, selfie
  • 0 MP,
  • 0 MP,
Specifications
  • Super AMOLED
Unknown
Performance
Performance — specifications for E72, FIRE XT311.
SpecificationE72FIRE XT311
Processor CPU
  • Super AMOLED
  • 600 MHz ARM 11
Graphics processor GPU Unknown
  • Adreno 200
General specs
General specs — specifications for E72, FIRE XT311.
SpecificationE72FIRE XT311
Release date
  • 2007
  • 2011
  • July
Colors
  • Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 120 EUR
Battery life Unknown
  • Stand by time- Up to 720 h (3G) Talking time- Up to 9 h 16 min (2G) / Up to 8 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for E72, FIRE XT311.
SpecificationE72FIRE XT311
SIM card
  • Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • HSPA 7.2/0.384 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Super AMOLED
  • Class 12
Wi-Fi
  • panorama
  • Wi-Fi 802.11 b/g/n
GPS
  • panorama
  • Yes
  • with A-GPS
USB
  • panorama
  • microUSB 2.0
Bluetooth
  • Quad-core 1.25 GHz Cortex-A53
  • A2DP
  • 2.1
  • A2DP
  • EDR
Harmful irradiation Unknown
  • SAR - 0.96 W/kg (head) 1.11 W/kg (body)
Music and Audio
Music and Audio — specifications for E72, FIRE XT311.
SpecificationE72FIRE XT311
Radio
  • panorama
  • Stereo FM radio
  • RDS
Other features
Other features — specifications for E72, FIRE XT311.
SpecificationE72FIRE XT311
Dop
  • File transfer -Organizer
  • Sensors Accelerometer
  • proximity
  • compass - MP3/WAV/eAAC+ player -MP4/H.264 player -Document viewer -Photo viewer -Organizer -Voice memo/dial -Predictive text input - For Europe and India