T-Mobile Shadow vs ZTE N721

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

    N721: 45 g lighter

    Shadow:
    150 g
    N721:
    105 g
  • Width

    Shadow: 3.2 mm narrower

    Shadow:
    53 mm
    N721:
    56.2 mm
  • Depth

    N721: 0.8 mm thinner

    Shadow:
    15 mm
    N721:
    14.2 mm
  • Height

    Shadow: 3 mm shorter

    Shadow:
    103 mm
    N721:
    106 mm
  • Release year

    Shadow:
    2007
    N721:
    2011

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. Shadow

    Height:
    103 mm
    Width:
    53 mm
    Depth:
    15 mm +0.8 mm versus N721
  2. 2. N721

    Height:
    106 mm +3 mm versus Shadow
    Width:
    56.2 mm +3.2 mm versus Shadow
    Depth:
    14.2 mm

Weight

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

  1. 1. Shadow

    150 g

    +45 g versus N721

  2. 2. N721

    105 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. Shadow

    Shadow: Screen geometry unavailable or conflicting.

  2. 2. N721

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²

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.

Shadow: Original memory entry

128 MB RAM · 256 MB ROM

N721: Original memory entry

150 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. Shadow

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD (dedicated slot)

2. N721

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 battery capacity

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

  1. 1. Shadow

    920 mAh

  2. 2. N721

    1100 mAh

    +180 mAh versus Shadow

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. Shadow2. N721

Everyday essentials
Everyday essentials — specifications for Shadow, N721.
SpecificationShadowN721
Dimensions (HxWxD)
  • 103 Х 53 Х 15 mm
  • 106 Х 56.2 Х 14.2 mm
Weight
  • 150 g
  • 105 g
Technology
  • TFT
  • TFT
Screen size
  • 0" inch
  • 2.8" inch
Screen resolution
  • 240 x 320 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 MB RAM
  • 256 MB ROM
  • 150 MB
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 920 mAh
  • Removable Li-Ion
  • 1100 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.0 Standard
  • Android OS
Chipset
  • TI OMAP 850
Unknown
Headphone jack
  • No
  • Yes
Display
Display — specifications for Shadow, N721.
SpecificationShadowN721
Touchscreen Unknown
  • touchscreen
Display colors
  • 65K
  • 256K
Screen area Unknown
  • 24.3 cm2
Screen format
  • 4:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio Unknown
  • 40.8%
PPI /points per inch/
  • 0 PPI
  • 143 PPI
Camera and Video
Camera and Video — specifications for Shadow, N721.
SpecificationShadowN721
Rear camera, main
  • 2 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 2 MP
  • 2 MP
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for Shadow, N721.
SpecificationShadowN721
Processor CPU
  • 200 MHz ARM926EJ-S
Unknown
General specs
General specs — specifications for Shadow, N721.
SpecificationShadowN721
Release date
  • 2007
  • October
  • 2011
Colors
  • Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 260 EUR
Unknown
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 5 h
  • Stand by time- Up to 250 h Talking time- Up to 4 h 10 min
Communication and Connectivity
Communication and Connectivity — specifications for Shadow, N721.
SpecificationShadowN721
SIM card
  • Mini-SIM
  • Mini-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 900 / 1800
Speed Unknown
  • HSPA 7.2/0.384 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • Wi-Fi 802.11 b/g
GPS
  • No
  • Yes
  • with A-GPS
USB
  • miniUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • 2.1
Harmful irradiation
  • SAR - 0.35 W/kg (head) 0.67 W/kg (body)
  • SAR EU - 0.73 W/kg (head)
Music and Audio
Music and Audio — specifications for Shadow, N721.
SpecificationShadowN721
Radio
  • No
Unknown
Other features
Other features — specifications for Shadow, N721.
SpecificationShadowN721
Dop
  • Pocket Office -MP3/AAC player -Voice memo/dial -Predictive text input HTC Juno platform
  • Sensors Accelerometer MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -Voice memo -Predictive text input