Dell Aero vs Samsung Galaxy J7 Duo

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

    Aero: 70 g lighter

    Aero:
    104 g
    Galaxy J7 Duo:
    174 g
  • Width

    Aero: 19.3 mm narrower

    Aero:
    57.9 mm
    Galaxy J7 Duo:
    77.2 mm
  • Screen diagonal

    Aero: 2 in smaller diagonal

    Aero:
    3.5 in
    Galaxy J7 Duo:
    5.5 in
  • Rear camera layout

    Aero:
    Single
    Galaxy J7 Duo:
    Dual
  • Depth

    Galaxy J7 Duo: 3.5 mm thinner

    Aero:
    11.7 mm
    Galaxy J7 Duo:
    8.2 mm
  • Height

    Aero: 31.5 mm shorter

    Aero:
    122 mm
    Galaxy J7 Duo:
    153.5 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. Aero

    Height:
    122 mm
    Width:
    57.9 mm
    Depth:
    11.7 mm +3.5 mm versus Galaxy J7 Duo
  2. 2. Galaxy J7 Duo

    Height:
    153.5 mm +31.5 mm versus Aero
    Width:
    77.2 mm +19.3 mm versus Aero
    Depth:
    8.2 mm

Weight

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

  1. 1. Aero

    104 g

  2. 2. Galaxy J7 Duo

    174 g

    +70 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. Galaxy J7 Duo

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

Galaxy J7 Duo has approximately 146.9% 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.

Galaxy J7 Duo: Original memory entry

32 GB · 512GB 4GB

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. Galaxy J7 Duo

NFC:
Unknown
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. Aero

    1000 mAh

  2. 2. Galaxy J7 Duo

    3000 mAh

    +2000 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. Galaxy J7 Duo

Everyday essentials
Everyday essentials — specifications for Aero, Galaxy J7 Duo.
SpecificationAeroGalaxy J7 Duo
Dimensions (HxWxD)
  • 122 Х 57.9 Х 11.7 mm
  • 153.5 Х 77.2 Х 8.2 mm
Weight
  • 104 g
  • 174 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 3.5" inch
  • 5.5" inch
Screen resolution
  • 360 x 640 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 32 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1000 mAh
  • Removable Li-Ion
  • 3000 mAh
  • Removable Li-Ion
Operating system OS
  • Android 1.5 (Cupcake)
  • Android 8.0 (Oreo)
Chipset Unknown
  • Exynos 7885 Octa (14 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for Aero, Galaxy J7 Duo.
SpecificationAeroGalaxy J7 Duo
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 33.8 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 47.8%
  • 70.4%
PPI /points per inch/
  • 210 PPI
  • 267 PPI
Screen protection
  • Corning Gorilla Glass
Unknown
Camera and Video
Camera and Video — specifications for Aero, Galaxy J7 Duo.
SpecificationAeroGalaxy J7 Duo
Rear camera, main
  • 5 MP
  • Single
  • 13 MP
  • Dual
Camera specs
  • 5 MP
  • AF
  • 13 MP
  • f/1.9
  • AF -5 MP
  • depth sensor
Functions
  • LED flash
  • LED flash
Video
  • CIF@30fps
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 8 MP
  • Single
Specifications Unknown
  • 8 MP
  • f/1.9
Performance
Performance — specifications for Aero, Galaxy J7 Duo.
SpecificationAeroGalaxy J7 Duo
Processor CPU
  • Marvell PXA310 624 MHz
  • Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
Graphics processor GPU Unknown
  • Mali-G71
General specs
General specs — specifications for Aero, Galaxy J7 Duo.
SpecificationAeroGalaxy J7 Duo
Release date
  • 2010
  • March
  • 2018
  • April
Colors
  • Black
  • Black
  • Gold
  • Rose Gold
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 230 EUR
  • 240 EUR
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 5 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Aero, Galaxy J7 Duo.
SpecificationAeroGalaxy J7 Duo
SIM card
  • Mini-SIM
  • Single SIM (Micro-SIM)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 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 3.6/0.384 Mbps
  • HSPA
  • LTE Cat4 150/50 Mbps
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
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • miniUSB 2.0
  • Yes
Bluetooth
  • 2.0
  • A2DP
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Aero, Galaxy J7 Duo.
SpecificationAeroGalaxy J7 Duo
Radio
  • No
  • FM radio
Others
  • Handwriting recognition
Unknown
Other features
Other features — specifications for Aero, Galaxy J7 Duo.
SpecificationAeroGalaxy J7 Duo
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 (front-mounted)
  • accelerometer
  • proximity - ANT+