Samsung Galaxy A9 Star vs Xiaomi Redmi Note

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.

  • Display technology

    OLED versus LCD

    Galaxy A9 Star:
    OLED
    Redmi Note:
    LCD
  • Weight

    Galaxy A9 Star: 8 g lighter

    Galaxy A9 Star:
    191 g
    Redmi Note:
    199 g
  • Width

    Galaxy A9 Star: 1.7 mm narrower

    Galaxy A9 Star:
    77 mm
    Redmi Note:
    78.7 mm
  • Screen diagonal

    Redmi Note: 0.8 in smaller diagonal

    Galaxy A9 Star:
    6.3 in
    Redmi Note:
    5.5 in
  • Chipset

    Galaxy A9 Star:
    Qualcomm SDM660 Snapdragon 660 (14 nm)
    Redmi Note:
    Mediatek MT6592 (28 nm)
  • Rear camera layout

    Galaxy A9 Star:
    Dual
    Redmi Note:
    Single

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. Galaxy A9 Star

    Height:
    162.4 mm +8.4 mm versus Redmi Note
    Width:
    77 mm
    Depth:
    7.6 mm
  2. 2. Redmi Note

    Height:
    154 mm
    Width:
    78.7 mm +1.7 mm versus Galaxy A9 Star
    Depth:
    9.5 mm +1.9 mm versus Galaxy A9 Star

Weight

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

  1. 1. Galaxy A9 Star

    191 g

  2. 2. Redmi Note

    199 g

    +8 g versus Galaxy A9 Star

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. Galaxy A9 Star

    Screen diagonal:
    6.3 in
    Aspect ratio (height:width):
    18.5:9
    Approximate rectangular screen area:
    100.7 cm²
  2. 2. Redmi Note

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

Galaxy A9 Star has approximately 20.8% more rectangular screen area than Redmi Note.

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 A9 Star: Original memory entry

64 GB · 4/6 GB RAM

Redmi Note: Original memory entry

8 GB · 1/2 GB RAM

Practical features

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

1. Galaxy A9 Star

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

2. Redmi Note

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. Galaxy A9 Star

    3700 mAh

    +600 mAh versus Redmi Note

  2. 2. Redmi Note

    3100 mAh

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. Galaxy A9 Star2. Redmi Note

Everyday essentials
Everyday essentials — specifications for Galaxy A9 Star, Redmi Note.
SpecificationGalaxy A9 StarRedmi Note
Dimensions (HxWxD)
  • 162.4 Х 77 Х 7.6 mm
  • 154 Х 78.7 Х 9.5 mm
Weight
  • 191 g
  • 199 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 6.3" inch
  • 5.5" inch
Screen resolution
  • 1080 x 2220 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 4/6 GB RAM
  • 8 GB
  • 1/2 GB RAM
Memory card support
  • microSD
  • up to 512 GB (uses SIM 2 slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3700 mAh
  • Non-removable Li-Ion
  • 3100 mAh
  • Removable Li-Po
Operating system OS
  • Android 8 (Oreo)
  • Android 4.2 (Jelly Bean)
  • upgradable to 4.4.4 (KitKat); MIUI 9.2
Chipset
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
  • Mediatek MT6592 (28 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Galaxy A9 Star, Redmi Note.
SpecificationGalaxy A9 StarRedmi Note
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 100.7 cm2
  • 83.4 cm2
Screen format
  • 18.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 80.6%
  • 68.8%
PPI /points per inch/
  • 392 PPI
  • 267 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Galaxy A9 Star, Redmi Note.
SpecificationGalaxy A9 StarRedmi Note
Rear camera, main
  • 24 MP
  • Dual
  • 13 MP
  • Single
Camera specs
  • 24 MP
  • f/1.7 -16 MP
  • f/1.7
  • PDAF
  • 13 MP
  • f/2.2
  • 28mm (wide)
  • AF
Functions
  • LED flash
  • panorama
  • HDR
  • LED flash
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 24 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 24 MP
  • f/2.0
  • 5 MP
Performance

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

Performance — specifications for Galaxy A9 Star, Redmi Note.
SpecificationGalaxy A9 StarRedmi Note
Processor CPU
  • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
  • Octa-core 1.4/1.7 GHz Cortex-A7
Graphics processor GPU
  • Adreno 512
  • Mali-450MP4
Antutu 7 score *
  • 104325
  • 65210
General specs
General specs — specifications for Galaxy A9 Star, Redmi Note.
SpecificationGalaxy A9 StarRedmi Note
Release date
  • 2018
  • June
  • 2014
  • March
Colors
  • Black
  • White
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 350 EUR
  • 120 EUR
Body build
  • Front/back glass
  • aluminum frame
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for Galaxy A9 Star, Redmi Note.
SpecificationGalaxy A9 StarRedmi Note
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA - China -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 17(700)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - Global LTE band 1(2100)
  • 41(2500) - China
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat9 450/50 Mbps
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • GALILEO
  • Yes
  • with A-GPS
  • GLONASS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
  • USB Host
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.0
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.43 W/kg (head) 1.79 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Galaxy A9 Star, Redmi Note.
SpecificationGalaxy A9 StarRedmi Note
Radio
  • FM radio
  • FM radio
  • recording
Others
  • Active noise cancellation with dedicated mic -Dolby Atmos sound (headphones only)
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Galaxy A9 Star, Redmi Note.
SpecificationGalaxy A9 StarRedmi Note
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 9V/1.67A -ANT+ - Samsung Pay - Versions: A8 Star (Global
  • SEA
  • South Korea); A9 Star (China)
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass