Asus Zenfone 2 ZE551ML vs T-Mobile Shadow

Compare recorded specifications, size and practical differences.

+ 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.

  • Weight

    Shadow: 20 g lighter

    Zenfone 2 ZE551ML:
    170 g
    Shadow:
    150 g
  • Width

    Shadow: 24.2 mm narrower

    Zenfone 2 ZE551ML:
    77.2 mm
    Shadow:
    53 mm
  • Chipset

    Zenfone 2 ZE551ML:
    Intel Atom Z3580 (4 GB RAM model) -Intel Atom Z3560 (2 GB RAM model)
    Shadow:
    TI OMAP 850
  • Depth

    Zenfone 2 ZE551ML: 4.1 mm thinner

    Zenfone 2 ZE551ML:
    10.9 mm
    Shadow:
    15 mm
  • Height

    Shadow: 49.5 mm shorter

    Zenfone 2 ZE551ML:
    152.5 mm
    Shadow:
    103 mm
  • Release year

    Zenfone 2 ZE551ML:
    2015
    Shadow:
    2007

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. Zenfone 2 ZE551ML

    Height:
    152.5 mm +49.5 mm versus Shadow
    Width:
    77.2 mm +24.2 mm versus Shadow
    Depth:
    10.9 mm
  2. 2. Shadow

    Height:
    103 mm
    Width:
    53 mm
    Depth:
    15 mm +4.1 mm versus Zenfone 2 ZE551ML

Weight

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

  1. 1. Zenfone 2 ZE551ML

    170 g

    +20 g versus Shadow

  2. 2. Shadow

    150 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. Zenfone 2 ZE551ML

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

    Shadow: Screen geometry unavailable or conflicting.

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.

Zenfone 2 ZE551ML: Original memory entry

16/32/64 GB · 2/4 GB RAM

Shadow: Original memory entry

128 MB RAM · 256 MB ROM

Practical features

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

1. Zenfone 2 ZE551ML

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (dedicated slot)

2. Shadow

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD (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. Zenfone 2 ZE551ML

    3000 mAh

    +2080 mAh versus Shadow

  2. 2. Shadow

    920 mAh

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. Zenfone 2 ZE551ML2. Shadow

Everyday essentials
Everyday essentials — specifications for Zenfone 2 ZE551ML, Shadow.
SpecificationZenfone 2 ZE551MLShadow
Dimensions (HxWxD)
  • 152.5 Х 77.2 Х 10.9 mm
  • 103 Х 53 Х 15 mm
Weight
  • 170 g
  • 150 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.5" inch
  • 0" inch
Screen resolution
  • 1080 x 1920 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16/32/64 GB
  • 2/4 GB RAM
  • 128 MB RAM
  • 256 MB ROM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Po
  • 920 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.0 (Lollipop)
  • upgradable to 6.0 (Marshmallow)
  • Microsoft Windows Mobile 6.0 Standard
Chipset
  • Intel Atom Z3580 (4 GB RAM model) -Intel Atom Z3560 (2 GB RAM model)
  • TI OMAP 850
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Zenfone 2 ZE551ML, Shadow.
SpecificationZenfone 2 ZE551MLShadow
Touchscreen
  • capacitive touchscreen
Unknown
Display colors
  • 16M
  • 65K
Screen area
  • 83.4 cm2
Unknown
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 70.8%
Unknown
PPI /points per inch/
  • 401 PPI
  • 0 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Zenfone 2 ZE551ML, Shadow.
SpecificationZenfone 2 ZE551MLShadow
Rear camera, main
  • 13 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • f/2.0
  • 2 MP
Functions
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 0 MP,
Specifications
  • 5 MP
  • f/2.0
Unknown
Performance

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

Performance — specifications for Zenfone 2 ZE551ML, Shadow.
SpecificationZenfone 2 ZE551MLShadow
Processor CPU
  • Quad-core 2.3 GHz (4 GB RAM model) -Quad-core 1.8 GHz (2 GB RAM model)
  • 200 MHz ARM926EJ-S
Graphics processor GPU
  • PowerVR G6430
Unknown
Antutu 7 score *
  • 50232
Unknown
General specs
General specs — specifications for Zenfone 2 ZE551ML, Shadow.
SpecificationZenfone 2 ZE551MLShadow
Release date
  • 2015
  • January
  • 2007
  • October
Colors
  • Osmium Black
  • Sheer Gold
  • Glacier Gray
  • Glamor Red
  • Ceramic White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 300 EUR
  • 260 EUR
Battery life Unknown
  • Stand by time- Up to 150 h Talking time- Up to 5 h
Body build
  • plastic body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Zenfone 2 ZE551ML, Shadow.
SpecificationZenfone 2 ZE551MLShadow
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • 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
Unknown
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • No
USB
  • microUSB 2.0
  • USB Host
  • miniUSB
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 2.0
Harmful irradiation
  • SAR EU - 0.35 W/kg (head)
  • SAR - 0.35 W/kg (head) 0.67 W/kg (body)
Music and Audio
Music and Audio — specifications for Zenfone 2 ZE551ML, Shadow.
SpecificationZenfone 2 ZE551MLShadow
Radio
  • FM radio
  • RDS
  • No
Other features
Other features — specifications for Zenfone 2 ZE551ML, Shadow.
SpecificationZenfone 2 ZE551MLShadow
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging: 60% in 40 min
  • Pocket Office -MP3/AAC player -Voice memo/dial -Predictive text input HTC Juno platform