T-Mobile MDA Compact IV vs ZTE Blade 20

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

    MDA Compact IV: 92 g lighter

    MDA Compact IV:
    98 g
    Blade 20:
    190 g
  • Width

    MDA Compact IV: 24.6 mm narrower

    MDA Compact IV:
    52 mm
    Blade 20:
    76.6 mm
  • Screen diagonal

    MDA Compact IV: 3.69 in smaller diagonal

    MDA Compact IV:
    2.8 in
    Blade 20:
    6.49 in
  • Chipset

    MDA Compact IV:
    Qualcomm MSM7201A
    Blade 20:
    Mediatek MT6771 Helio P70 (12nm)
  • Rear camera layout

    MDA Compact IV:
    Single
    Blade 20:
    Dual
  • Depth

    Blade 20: 3 mm thinner

    MDA Compact IV:
    12 mm
    Blade 20:
    9 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. MDA Compact IV

    Height:
    110 mm
    Width:
    52 mm
    Depth:
    12 mm +3 mm versus Blade 20
  2. 2. Blade 20

    Height:
    162.9 mm +52.9 mm versus MDA Compact IV
    Width:
    76.6 mm +24.6 mm versus MDA Compact IV
    Depth:
    9 mm

Weight

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

  1. 1. MDA Compact IV

    98 g

  2. 2. Blade 20

    190 g

    +92 g versus MDA Compact IV

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. MDA Compact IV

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 2. Blade 20

    Screen diagonal:
    6.49 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    103.4 cm²

Blade 20 has approximately 325.9% more rectangular screen area than MDA Compact IV.

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.

Recorded RAM for MDA Compact IV, Blade 20, compared at the same storage capacity.
StorageMDA Compact IVBlade 20
128 GB Unknown 4 GB RAM
MDA Compact IV: Original memory entry

4 GB · 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. MDA Compact IV

NFC:
Unknown
Headphone jack:
No
Memory card support:
No

2. Blade 20

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses shared SIM 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. MDA Compact IV

    900 mAh

  2. 2. Blade 20

    5000 mAh

    +4100 mAh versus MDA Compact IV

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. MDA Compact IV2. Blade 20

Everyday essentials
Everyday essentials — specifications for MDA Compact IV, Blade 20.
SpecificationMDA Compact IVBlade 20
Dimensions (HxWxD)
  • 110 Х 52 Х 12 mm
  • 162.9 Х 76.6 Х 9 mm
Weight
  • 98 g
  • 190 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.8" inch
  • 6.49" inch
Screen resolution
  • 480 x 640 px
  • 720 x 1560 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 128 MB RAM
  • 256 MB ROM
  • 128GB 4GB RAM
Memory card support
  • No
  • microSD
  • up to 256 GB (uses shared SIM slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 900 mAh
  • Removable Li-Ion
  • 5000 mAh
  • Non-removable Li-Po
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • Android 9.0 (Pie)
Chipset
  • Qualcomm MSM7201A
  • Mediatek MT6771 Helio P70 (12nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for MDA Compact IV, Blade 20.
SpecificationMDA Compact IVBlade 20
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 24.3 cm2
  • 103.4 cm2
Screen format
  • 4:3 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 42.4%
  • 82.9%
PPI /points per inch/
  • 286 PPI
  • 265 PPI
Camera and Video
Camera and Video — specifications for MDA Compact IV, Blade 20.
SpecificationMDA Compact IVBlade 20
Rear camera, main
  • 3.15 MP
  • Single
  • 16 MP
  • Dual
Camera specs
  • 3.15 MP
  • AF
  • 16 MP
  • f/2.0
  • PDAF -8 MP
  • 12mm (ultrawide) -2 MP
  • depth sensor
Functions Unknown
  • LED flash
  • HDR
  • panorama
Video
  • CIF@30fps
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 8 MP
  • Single
Specifications
  • VGA videocall camera
  • 8 MP
  • f/2.4
Performance
Performance — specifications for MDA Compact IV, Blade 20.
SpecificationMDA Compact IVBlade 20
Processor CPU
  • 528 MHz ARM 11
  • Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Graphics processor GPU
  • Adreno 130
  • Mali-G72 MP3
General specs
General specs — specifications for MDA Compact IV, Blade 20.
SpecificationMDA Compact IVBlade 20
Release date
  • 2008
  • May
  • 2019
  • October
Colors
  • Black
  • Turquoise
  • Magic red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 130 EUR
Battery life
  • Stand by time- Up to 285 h Talking time- Up to 5 h 30 min
Unknown
Body build Unknown
  • Front glass
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for MDA Compact IV, Blade 20.
SpecificationMDA Compact IVBlade 20
SIM card
  • Mini-SIM
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE (unspecified)
Speed
  • HSPA 7.2/0.384 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A
GPRS
  • Class 12
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • miniUSB
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 2.0
  • A2DP
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR - 1.33 W/kg (head) 1.44 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for MDA Compact IV, Blade 20.
SpecificationMDA Compact IVBlade 20
Radio
  • Stereo FM radio
  • RDS
  • FM radio
  • recording
Others
  • TouchFLO 3D finger swipe navigation -Handwriting recognition
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for MDA Compact IV, Blade 20.
SpecificationMDA Compact IVBlade 20
Dop
  • Sensors Accelerometer Pocket Office -Voice memo -MP3 player -Predictive text input
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - Fast battery charging 18W