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Amoi E78 vs Celkon Q455

Compare recorded specifications, size and practical differences.

Amoi E78

Amoi E78

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Celkon Q455

Celkon Q455

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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.

  • WeightQ455: 20 g lighterQ455: 130 g · E78: 150 g
  • WidthE78: 7 mm narrowerE78: 61 mm · Q455: 68 mm
  • Screen diagonalE78: 2.04 in smaller diagonalE78: 2.46 in · Q455: 4.5 in
  • DepthQ455: 4.8 mm thinnerQ455: 7.9 mm · E78: 12.7 mm
  • HeightE78: 21.5 mm shorterE78: 115 mm · Q455: 136.5 mm
  • Release year2007 / 2014E78: 2007 · Q455: 2014

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.

Front
E78: 115 × 61 mm 1 Q455: 136.5 × 68 mm 2
Side
E78: 115 × 12.7 mm 1 Q455: 136.5 × 7.9 mm 2
  1. 1. E78
    Height
    115 mm
    Width
    61 mm
    Depth
    12.7 mm+4.8 mm versus Q455
    Weight
    150 g
  2. 2. Q455
    Height
    136.5 mm+21.5 mm versus E78
    Width
    68 mm+7 mm versus E78
    Depth
    7.9 mm
    Weight
    130 g
Weight

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

  1. 1. E78150 g

    +20 g versus Q455

  2. 2. Q455130 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.

Screen size
E78: 2.46 in, 4:3, About 18.7 cm² rectangular area 1 Q455: 4.5 in, 16:9, About 55.8 cm² rectangular area 2
  1. 1. E78 2.46 in · 4:3 About 18.7 cm² rectangular area
  2. 2. Q455 4.5 in · 16:9 About 55.8 cm² rectangular area

Q455 has approximately 197.9% more rectangular screen area than E78.

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 by storage capacity and phone
StorageE78Q455
16 GB Unknown 1 GB RAM
E78: Original memory entry

64 MB

Practical features

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

1. E78

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

2. Q455

NFC
Unknown
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 capacity

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

  1. 1. E781100 mAh
  2. 2. Q4552000 mAh

    +900 mAh versus E78

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. E782. Q455

Everyday essentials
Everyday essentials
SpecificationE78Q455
Dimensions (HxWxD)
  • 115 Х 61 Х 12.7 mm
  • 136.5 Х 68 Х 7.9 mm
Weight
  • 150 g
  • 130 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.46" inch
  • 4.5" inch
Screen resolution
  • 240 x 320 px
  • 540 x 960 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB
  • 16 GB
  • 1 GB RAM
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 64 GB
BatteryCapacity is not battery life. No endurance test is implied.
  • 1100 mAh
  • Removable Li-Ion
  • 2000 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 5.0 PocketPC
  • Android 4.4.2 (KitKat)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • panorama
  • Yes
Display
Display
SpecificationE78Q455
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
Unknown
Screen area
  • 18.7 cm2
  • 55.8 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 26.7%
  • 60.1%
PPI /points per inch/
  • 163 PPI
  • 245 PPI
Camera and Video
Camera and Video
SpecificationE78Q455
Rear camera, main
  • 2 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 2 MP
  • 8 MP
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 1.3 MP
  • Single
Specifications
  • Super AMOLED
  • 1.3 MP
Performance
Performance
SpecificationE78Q455
Processor CPU
  • Super AMOLED
  • Quad-core 1.2
General specs
General specs
SpecificationE78Q455
Release date
  • 2007
  • 2014
Colors
  • Black
  • White
  • Black
  • Blue
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer. Unknown
  • 100 EUR
Battery life Unknown
  • Talking time- Up to 6 h (3G)
Communication and Connectivity
Communication and Connectivity
SpecificationE78Q455
SIM card
  • Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM
  • Dual 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 900 / 1800 - SIM 1 & SIM 2
Speed
  • Super AMOLED
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • panorama
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • panorama
  • Yes
USB
  • panorama
  • microUSB 2.0
Bluetooth
  • Quad-core 1.25 GHz Cortex-A53
  • A2DP
  • 2.1
Harmful irradiation Unknown
  • SAR EU - 0.47 W/kg (head) 0.41 W/kg (body)
Music and Audio
Music and Audio
SpecificationE78Q455
Radio
  • panorama
  • FM radio
Other features
Other features
SpecificationE78Q455
Dop
  • File transfer -Organizer -Task synchronizing -Pocket Office
  • Sensors Accelerometer
  • proximity