Motorola XT390 vs Sharp Aquos R2

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

    XT390: 71 g lighter

    XT390:
    110 g
    Aquos R2:
    181 g
  • Width

    XT390: 10.5 mm narrower

    XT390:
    63.5 mm
    Aquos R2:
    74 mm
  • Screen diagonal

    XT390: 2.5 in smaller diagonal

    XT390:
    3.5 in
    Aquos R2:
    6 in
  • Chipset

    XT390:
    Mediatek MT6573 (65 nm)
    Aquos R2:
    Qualcomm SDM845 Snapdragon 845 (10 nm)
  • Rear camera layout

    XT390:
    Single
    Aquos R2:
    Dual
  • Depth

    Aquos R2: 2 mm thinner

    XT390:
    11 mm
    Aquos R2:
    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. XT390

    Height:
    116 mm
    Width:
    63.5 mm
    Depth:
    11 mm +2 mm versus Aquos R2
  2. 2. Aquos R2

    Height:
    156 mm +40 mm versus XT390
    Width:
    74 mm +10.5 mm versus XT390
    Depth:
    9 mm

Weight

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

  1. 1. XT390

    110 g

  2. 2. Aquos R2

    181 g

    +71 g versus XT390

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. XT390

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²
  2. 2. Aquos R2

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    89.9 cm²

Aquos R2 has approximately 146.3% more rectangular screen area than XT390.

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.

XT390: Original memory entry

512 MB · 512 MB RAM

Aquos R2: Original memory entry

64 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. XT390

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

2. Aquos R2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 512 GB (uses SIM 2 slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. XT3902. Aquos R2

Everyday essentials
Everyday essentials — specifications for XT390, Aquos R2.
SpecificationXT390Aquos R2
Dimensions (HxWxD)
  • 116 Х 63.5 Х 11 mm
  • 156 Х 74 Х 9 mm
Weight
  • 110 g
  • 181 g
Technology
  • TFT
  • IGZO IPS LCD
Screen size
  • 3.5" inch
  • 6" inch
Screen resolution
  • 320 x 480 px
  • 1440 x 3040 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB
  • 512 MB RAM
  • 64 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 512 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 0 mAh,
  • 3130 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 2.3.6 (Gingerbread)
  • Android 8.0 (Oreo)
Chipset
  • Mediatek MT6573 (65 nm)
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for XT390, Aquos R2.
SpecificationXT390Aquos R2
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 36.5 cm2
  • 89.9 cm2
Screen format
  • 3:2 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 49.5%
  • 77.8%
PPI /points per inch/
  • 165 PPI
  • 561 PPI
Camera and Video
Camera and Video — specifications for XT390, Aquos R2.
SpecificationXT390Aquos R2
Rear camera, main
  • 3.15 MP
  • Single
  • 22.6 MP
  • Dual
Camera specs
  • 3.15 MP
  • 22.6 MP
  • PDAF -16.3 MP
  • PDAF (for video recording only)
Functions Unknown
  • LED flash
  • HDR
  • panorama
Video
  • 480p@30fps
  • 2160p@30fps (dedicated video camera)
Front camera, selfie
  • 0 MP,
  • 16.3 MP
  • Single
Specifications Unknown
  • 16.3 MP
Performance

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

Performance — specifications for XT390, Aquos R2.
SpecificationXT390Aquos R2
Processor CPU
  • 800 MHz Cortex-A9
  • Octa-core (4x2.6 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
Graphics processor GPU
  • PowerVR SGX531
  • Adreno 630
Antutu 7 score * Unknown
  • 265822
General specs
General specs — specifications for XT390, Aquos R2.
SpecificationXT390Aquos R2
Release date
  • 2012
  • April
  • 2018
  • May
Colors
  • Champagne
  • truffle black
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 210 EUR
  • 350 EUR
Battery life
  • Stand by time- Up to 220 h Talking time- Up to 6 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for XT390, Aquos R2.
SpecificationXT390Aquos R2
SIM card
  • Dual SIM (Mini-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
Speed
  • HSPA 7.2/5.76 Mbps
  • HSPA
  • LTE
GPRS
  • Class 12
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 3.0
  • A2DP
  • EDR
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for XT390, Aquos R2.
SpecificationXT390Aquos R2
Radio
  • No
  • No
Others Unknown
  • Active noise cancellation with dedicated mic -Dolby Vision & Dolby Atmos
Other features
Other features — specifications for XT390, Aquos R2.
SpecificationXT390Aquos R2
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP3/WAV/AAC+ player -MP4/H.264/WMV player -Document viewer -Photo viewer -Organizer -Voice memo/dial -Predictive text input - For China
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging - IPX5/IPX8/IP6X