Asus PadFone E vs Asus Zenfone 2 ZE551ML

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

    PadFone E: 44 g lighter

    PadFone E:
    126 g
    Zenfone 2 ZE551ML:
    170 g
  • Width

    PadFone E: 7.5 mm narrower

    PadFone E:
    69.7 mm
    Zenfone 2 ZE551ML:
    77.2 mm
  • Screen diagonal

    PadFone E: 0.8 in smaller diagonal

    PadFone E:
    4.7 in
    Zenfone 2 ZE551ML:
    5.5 in
  • Chipset

    PadFone E:
    Qualcomm Snapdragon 400 (28 nm)
    Zenfone 2 ZE551ML:
    Intel Atom Z3580 (4 GB RAM model) -Intel Atom Z3560 (2 GB RAM model)
  • Depth

    PadFone E: 1.8 mm thinner

    PadFone E:
    9.1 mm
    Zenfone 2 ZE551ML:
    10.9 mm
  • Height

    PadFone E: 12.9 mm shorter

    PadFone E:
    139.6 mm
    Zenfone 2 ZE551ML:
    152.5 mm

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. PadFone E

    Height:
    139.6 mm
    Width:
    69.7 mm
    Depth:
    9.1 mm
  2. 2. Zenfone 2 ZE551ML

    Height:
    152.5 mm +12.9 mm versus PadFone E
    Width:
    77.2 mm +7.5 mm versus PadFone E
    Depth:
    10.9 mm +1.8 mm versus PadFone E

Weight

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

  1. 1. PadFone E

    126 g

  2. 2. Zenfone 2 ZE551ML

    170 g

    +44 g versus PadFone E

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. PadFone E

    Screen diagonal:
    4.7 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    60.9 cm²
  2. 2. Zenfone 2 ZE551ML

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

Zenfone 2 ZE551ML has approximately 36.9% more rectangular screen area than PadFone E.

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.

PadFone E: Original memory entry

1 GB RAM

Zenfone 2 ZE551ML: Original memory entry

16/32/64 GB · 2/4 GB 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. PadFone E

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB (dedicated slot)

2. Zenfone 2 ZE551ML

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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. PadFone E

    1820 mAh

  2. 2. Zenfone 2 ZE551ML

    3000 mAh

    +1180 mAh versus PadFone E

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. PadFone E2. Zenfone 2 ZE551ML

Everyday essentials
Everyday essentials — specifications for PadFone E, Zenfone 2 ZE551ML.
SpecificationPadFone EZenfone 2 ZE551ML
Dimensions (HxWxD)
  • 139.6 Х 69.7 Х 9.1 mm
  • 152.5 Х 77.2 Х 10.9 mm
Weight
  • 126 g
  • 170 g
Technology
  • Super IPS LCD
  • IPS LCD
Screen size
  • 4.7" inch
  • 5.5" inch
Screen resolution
  • 720 x 1280 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 1 GB RAM
  • 16/32/64 GB
  • 2/4 GB RAM
Memory card support
  • microSD
  • up to 64 GB (dedicated slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1820 mAh
  • Non-removable Li-Ion
  • 3000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.3 (Jelly Bean)
  • Android 5.0 (Lollipop)
  • upgradable to 6.0 (Marshmallow)
Chipset
  • Qualcomm Snapdragon 400 (28 nm)
  • Intel Atom Z3580 (4 GB RAM model) -Intel Atom Z3560 (2 GB RAM model)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for PadFone E, Zenfone 2 ZE551ML.
SpecificationPadFone EZenfone 2 ZE551ML
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 60.9 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 62.6%
  • 70.8%
PPI /points per inch/
  • 312 PPI
  • 401 PPI
Screen protection
  • Corning Gorilla Glass
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for PadFone E, Zenfone 2 ZE551ML.
SpecificationPadFone EZenfone 2 ZE551ML
Rear camera, main
  • 13 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • 13 MP
  • AF
  • f/2.0
Functions
  • LED flash
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Video
  • 720p
  • 1080p@30fps
Front camera, selfie
  • 1.2 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 1.2 MP
  • 5 MP
  • f/2.0
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for PadFone E, Zenfone 2 ZE551ML.
SpecificationPadFone EZenfone 2 ZE551ML
Processor CPU
  • Quad-core 1.4 GHz Cortex-A7
  • Quad-core 2.3 GHz (4 GB RAM model) -Quad-core 1.8 GHz (2 GB RAM model)
Graphics processor GPU
  • Adreno 305
  • PowerVR G6430
Antutu 7 score * Unknown
  • 50232
General specs
General specs — specifications for PadFone E, Zenfone 2 ZE551ML.
SpecificationPadFone EZenfone 2 ZE551ML
Release date
  • 2014
  • January
  • 2015
  • January
Colors
  • Black
  • White
  • Osmium Black
  • Sheer Gold
  • Glacier Gray
  • Glamor Red
  • Ceramic White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 260 EUR
  • 300 EUR
Battery life
  • Stand by time- Up to 270 h (2G) / Up to 330 h (3G) Talking time- Up to 27 h (2G) / Up to 15 h (3G)
Unknown
Body build Unknown
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for PadFone E, Zenfone 2 ZE551ML.
SpecificationPadFone EZenfone 2 ZE551ML
SIM card
  • Dual SIM (dual stand-by)
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 TD-SCDMA - China & India -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 8(900)
  • 9(1800)
  • 18(800)
  • 19(800)
  • 28(700) - Taiwan LTE band 1(2100)
  • 7(2600)
  • 20(800) - Global LTE band 1(2100)
  • 17(700)
  • 20(800) - US LTE band 1(2100)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - China & India
Speed
  • HSPA
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 a/b/g/n/ac
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
  • EDR
Harmful irradiation Unknown
  • SAR EU - 0.35 W/kg (head)
Music and Audio
Music and Audio — specifications for PadFone E, Zenfone 2 ZE551ML.
SpecificationPadFone EZenfone 2 ZE551ML
Radio
  • No
  • FM radio
  • RDS
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for PadFone E, Zenfone 2 ZE551ML.
SpecificationPadFone EZenfone 2 ZE551ML
Dop
  • Sensors Accelerometer
  • proximity
  • compass - Padfone Station with 10.1 inches Super IPS display
  • 1280 x 720 pixels
  • 181.5 x 263.6 x 17.4 mm
  • 525.7 g
  • 5000 mAh battery.
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging: 60% in 40 min