Dell Aero vs Xiaomi Redmi K20 Pro Premium

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

    Aero: 87 g lighter

    Aero:
    104 g
    Redmi K20 Pro Premium:
    191 g
  • Width

    Aero: 16.4 mm narrower

    Aero:
    57.9 mm
    Redmi K20 Pro Premium:
    74.3 mm
  • Screen diagonal

    Aero: 2.89 in smaller diagonal

    Aero:
    3.5 in
    Redmi K20 Pro Premium:
    6.39 in
  • Rear camera layout

    Aero:
    Single
    Redmi K20 Pro Premium:
    Triple
  • Depth

    Redmi K20 Pro Premium: 2.9 mm thinner

    Aero:
    11.7 mm
    Redmi K20 Pro Premium:
    8.8 mm
  • Height

    Aero: 34.7 mm shorter

    Aero:
    122 mm
    Redmi K20 Pro Premium:
    156.7 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. Aero

    Height:
    122 mm
    Width:
    57.9 mm
    Depth:
    11.7 mm +2.9 mm versus Redmi K20 Pro Premium
  2. 2. Redmi K20 Pro Premium

    Height:
    156.7 mm +34.7 mm versus Aero
    Width:
    74.3 mm +16.4 mm versus Aero
    Depth:
    8.8 mm

Weight

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

  1. 1. Aero

    104 g

  2. 2. Redmi K20 Pro Premium

    191 g

    +87 g versus Aero

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. Aero

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    33.8 cm²
  2. 2. Redmi K20 Pro Premium

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

Redmi K20 Pro Premium has approximately 196.8% more rectangular screen area than Aero.

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.

Redmi K20 Pro Premium: Original memory entry

128GB 8GB RAM · 512GB 8GB RAM · 512GB 12GB RAM · UFS2.1

Practical features

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

1. Aero

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 2 GB included

2. Redmi K20 Pro Premium

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

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. Aero

    1000 mAh

  2. 2. Redmi K20 Pro Premium

    4000 mAh

    +3000 mAh versus Aero

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. Aero2. Redmi K20 Pro Premium

Everyday essentials
Everyday essentials — specifications for Aero, Redmi K20 Pro Premium.
SpecificationAeroRedmi K20 Pro Premium
Dimensions (HxWxD)
  • 122 Х 57.9 Х 11.7 mm
  • 156.7 Х 74.3 Х 8.8 mm
Weight
  • 104 g
  • 191 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 3.5" inch
  • 6.39" inch
Screen resolution
  • 360 x 640 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 128GB 8GB RAM
  • 512GB 8GB RAM
  • 512GB 12GB RAM
  • UFS2.1
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1000 mAh
  • Removable Li-Ion
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 1.5 (Cupcake)
  • Android 10; MIUI 11
Chipset Unknown
  • Qualcomm SDM855 Snapdragon 855+ (7 nm)
NFC Unknown
  • Yes
Headphone jack
  • No
  • Yes
Display
Display — specifications for Aero, Redmi K20 Pro Premium.
SpecificationAeroRedmi K20 Pro Premium
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 33.8 cm2
  • 100.2 cm2
Screen format
  • 16:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 47.8%
  • 86.1%
PPI /points per inch/
  • 210 PPI
  • 403 PPI
Screen protection
  • Corning Gorilla Glass
  • Corning Gorilla Glass 5
Camera and Video

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

Camera and Video — specifications for Aero, Redmi K20 Pro Premium.
SpecificationAeroRedmi K20 Pro Premium
Rear camera, main
  • 5 MP
  • Single
  • 48 MP
  • Triple
Camera specs
  • 5 MP
  • AF
  • 48 MP
  • f/1.8
  • 26mm (wide)
  • 1/2''
  • 0.8µm
  • PDAF
  • Laser AF -8 MP
  • f/2.4
  • 53mm (telephoto)
  • 1/4''
  • 1.12µm
  • laser AF
  • 2x optical zoom -13 MP
  • 12mm (ultrawide)
  • 1/3''
Functions
  • LED flash
  • HDR
Video
  • CIF@30fps
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 20 MP
  • Single
Specifications Unknown
  • Motorized pop-up 20 MP
  • f/2.2
  • 0.8µm
DxOMark Main Score * Unknown
  • 102
DxOMark Photo * Unknown
  • 108
DxOMark Video * Unknown
  • 89
Performance

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

Performance — specifications for Aero, Redmi K20 Pro Premium.
SpecificationAeroRedmi K20 Pro Premium
Processor CPU
  • Marvell PXA310 624 MHz
  • Octa-core (1x2.96 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485)
Graphics processor GPU Unknown
  • Adreno 640 (700 MHz)
Antutu 7 score * Unknown
  • 459852
Antutu 8 score * Unknown
  • 462955
GeekBench 5 Single Core * Unknown
  • 692
GeekBench 5 Multi-Core * Unknown
  • 2542
General specs
General specs — specifications for Aero, Redmi K20 Pro Premium.
SpecificationAeroRedmi K20 Pro Premium
Release date
  • 2010
  • March
  • 2019
  • September
Colors
  • Black
  • Carbon black
  • Flame red
  • Glacier blue
  • Summer Honey
  • Pearl White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 230 EUR
  • 450 EUR
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 5 h
Unknown
Body build Unknown
  • Front/back glass (Gorilla Glass 5)
  • aluminum frame
Communication and Connectivity
Communication and Connectivity — specifications for Aero, Redmi K20 Pro Premium.
SpecificationAeroRedmi K20 Pro Premium
SIM card
  • Mini-SIM
  • Dual SIM (Nano-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 -4G - LTE (unspecified)
Speed
  • HSPA 3.6/0.384 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with dual-band A-GPS
  • GLONASS
  • BDS
  • GALILEO
USB
  • miniUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 2.0
  • A2DP
  • 5.0
  • A2DP
  • LE
  • aptX HD
Music and Audio
Music and Audio — specifications for Aero, Redmi K20 Pro Premium.
SpecificationAeroRedmi K20 Pro Premium
Radio
  • No
  • Yes
Others
  • Handwriting recognition
  • DCI-P3 100% -HDR10
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Aero, Redmi K20 Pro Premium.
SpecificationAeroRedmi K20 Pro Premium
Dop
  • Sensors Accelerometer
  • proximity - MP4/H.264/WMV player -MP3/WAV/eAAC+/WMA player -QuickOffice document viewer -Photo viewer/editor -Organizer -Voice memo -Predictive text input - For AT&T
  • Sensors Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 27W (Quick Charge 4+)