Amoi E78 vs Oppo A77 (Mediatek)

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.

  • Width

    E78: 14.2 mm narrower

    E78:
    61 mm
    A77 (Mediatek):
    75.2 mm
  • Screen diagonal

    E78: 3.04 in smaller diagonal

    E78:
    2.46 in
    A77 (Mediatek):
    5.5 in
  • Depth

    A77 (Mediatek): 5.4 mm thinner

    E78:
    12.7 mm
    A77 (Mediatek):
    7.3 mm
  • Height

    E78: 38.3 mm shorter

    E78:
    115 mm
    A77 (Mediatek):
    153.3 mm
  • Release year

    E78:
    2007
    A77 (Mediatek):
    2017

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. E78

    Height:
    115 mm
    Width:
    61 mm
    Depth:
    12.7 mm +5.4 mm versus A77 (Mediatek)
  2. 2. A77 (Mediatek)

    Height:
    153.3 mm +38.3 mm versus E78
    Width:
    75.2 mm +14.2 mm versus E78
    Depth:
    7.3 mm

Weight

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

  1. 1. E78

    150 g

  2. 2. A77 (Mediatek)

    153 g

    +3 g versus E78

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. E78

    Screen diagonal:
    2.46 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    18.7 cm²
  2. 2. A77 (Mediatek)

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

A77 (Mediatek) has approximately 345% 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

A77 (Mediatek): Original memory entry

64 GB · 512GB 4GB

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. A77 (Mediatek)

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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. E78

    1100 mAh

  2. 2. A77 (Mediatek)

    3200 mAh

    +2100 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. A77 (Mediatek)

Everyday essentials
Everyday essentials — specifications for E78, A77 (Mediatek).
SpecificationE78A77 (Mediatek)
Dimensions (HxWxD)
  • 115 Х 61 Х 12.7 mm
  • 153.3 Х 75.2 Х 7.3 mm
Weight
  • 150 g
  • 153 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.46" inch
  • 5.5" inch
Screen resolution
  • 240 x 320 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB
  • 64 GB
  • 512GB 4GB
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1100 mAh
  • Removable Li-Ion
  • 3200 mAh
  • Non-removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 5.0 PocketPC
  • Android 6 (Marshmallow); ColorOS 3
Chipset Unknown
  • Mediatek MT6750T (28 nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • panorama
  • Yes
Display
Display — specifications for E78, A77 (Mediatek).
SpecificationE78A77 (Mediatek)
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 18.7 cm2
  • 83.4 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 26.7%
  • 72.3%
PPI /points per inch/
  • 163 PPI
  • 401 PPI
Camera and Video
Camera and Video — specifications for E78, A77 (Mediatek).
SpecificationE78A77 (Mediatek)
Rear camera, main
  • 2 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 2 MP
  • 13 MP
  • PDAF
  • f/2.2
Functions Unknown
  • LED flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 16 MP
  • Single
Specifications
  • Super AMOLED
  • 16 MP
  • f/2.0
  • 1/3''
  • 1.12µm
Performance
Performance — specifications for E78, A77 (Mediatek).
SpecificationE78A77 (Mediatek)
Processor CPU
  • Super AMOLED
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU Unknown
  • Mali-T860MP2
General specs
General specs — specifications for E78, A77 (Mediatek).
SpecificationE78A77 (Mediatek)
Release date
  • 2007
  • 2017
  • May
Colors
  • Black
  • Gold
  • Rose Gold
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 310 EUR
Communication and Connectivity
Communication and Connectivity — specifications for E78, A77 (Mediatek).
SpecificationE78A77 (Mediatek)
SIM card
  • Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
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 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
Speed
  • Super AMOLED
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • panorama
  • Wi-Fi 802.11 a/b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • panorama
  • Yes
  • with A-GPS
USB
  • panorama
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • Quad-core 1.25 GHz Cortex-A53
  • A2DP
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for E78, A77 (Mediatek).
SpecificationE78A77 (Mediatek)
Radio
  • panorama
  • No
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for E78, A77 (Mediatek).
SpecificationE78A77 (Mediatek)
Dop
  • File transfer -Organizer -Task synchronizing -Pocket Office
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity
  • compass