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Amoi E78 vs verykool s728

Compare recorded specifications, size and practical differences.

Amoi E78

Amoi E78

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verykool s728

verykool s728

Replace s728
Remove s728
+ Add a third phone

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.

  • Weights728: 60 g lighters728: 90 g · E78: 150 g
  • Widths728: 4.2 mm narrowers728: 56.8 mm · E78: 61 mm
  • Screen diagonalE78: 0.34 in smaller diagonalE78: 2.46 in · s728: 2.8 in
  • Heights728: 11 mm shorters728: 104 mm · E78: 115 mm
  • Release year2007 / 2012E78: 2007 · s728: 2012

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 s728: 104 × 56.8 mm 2
Side
E78: 115 × 12.7 mm 1 s728: 104 × 12.9 mm 2
  1. 1. E78
    Height
    115 mm+11 mm versus s728
    Width
    61 mm+4.2 mm versus s728
    Depth
    12.7 mm
    Weight
    150 g
  2. 2. s728
    Height
    104 mm
    Width
    56.8 mm
    Depth
    12.9 mm
    Weight
    90 g
Weight

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

  1. 1. E78150 g

    +60 g versus s728

  2. 2. s72890 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 s728: 2.8 in, 4:3, About 24.3 cm² rectangular area 2
  1. 1. E78 2.46 in · 4:3 About 18.7 cm² rectangular area
  2. 2. s728 2.8 in · 4:3 About 24.3 cm² rectangular area

s728 has approximately 29.6% 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.

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

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. s728

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 capacity

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

  1. 1. E781100 mAh
  2. 2. s7281110 mAh

    +10 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. s728

Everyday essentials
Everyday essentials
SpecificationE78s728
Dimensions (HxWxD)
  • 115 Х 61 Х 12.7 mm
  • 104 Х 56.8 Х 12.9 mm
Weight
  • 150 g
  • 90 g
Technology
  • TFT
  • TFT
Screen size
  • 2.46" inch
  • 2.8" inch
Screen resolution
  • 240 x 320 px
  • 240 x 320 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB
Unknown
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.
  • 1100 mAh
  • Removable Li-Ion
  • 1110 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 5.0 PocketPC
  • Android 2.3.5 (Gingerbread)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • panorama
  • Yes
Display
Display
SpecificationE78s728
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
Unknown
Screen area
  • 18.7 cm2
  • 24.3 cm2
Screen format
  • 4:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 26.7%
  • 41.1%
PPI /points per inch/
  • 163 PPI
  • 143 PPI
Camera and Video
Camera and Video
SpecificationE78s728
Rear camera, main
  • 2 MP
  • Single
  • 3.2 MP
  • Single
Camera specs
  • 2 MP
  • 3.2 MP
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Specifications
  • Super AMOLED
  • VGA
Performance
Performance
SpecificationE78s728
Processor CPU
  • Super AMOLED
  • 650 MHz
General specs
General specs
SpecificationE78s728
Release date
  • 2007
  • 2012
  • October
Colors
  • Black
  • Black
  • White
Communication and Connectivity
Communication and Connectivity
SpecificationE78s728
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 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • Super AMOLED
  • HSPA 7.2/0.384 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • panorama
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • panorama
  • Yes
  • with A-GPS
USB
  • panorama
  • Proprietary
Bluetooth
  • Quad-core 1.25 GHz Cortex-A53
  • A2DP
  • 2.0
  • A2DP
Music and Audio
Music and Audio
SpecificationE78s728
Radio
  • panorama
  • FM radio
Other features
Other features
SpecificationE78s728
Dop
  • File transfer -Organizer -Task synchronizing -Pocket Office
  • Sensors Accelerometer
  • proximity - Analog TV -MP3 player