Fujitsu Arrows Alpha vs Xiaomi Redmi K90 Max 5G: Which One Should You Buy?

Xiaomi Redmi K90 Max 5G edges ahead with a BeastScore of 86.6/100 — but the right choice depends on what matters to you.

Head-to-head
Comparing 2 devicesSwipe ⇄
Fujitsu · 2025

Fujitsu Arrows Alpha

Fujitsu Arrows Alpha
87/ 100
Launch pricePrice on request
Xiaomi

Xiaomi Redmi K90 Max 5G

Xiaomi Redmi K90 Max 5G
87/ 100
Launch pricePrice on request
Head-to-head

Xiaomi Redmi K90 Max 5G wins 3 of 3 categories

Here's exactly where each phone is stronger.

Fujitsu Arrows Alpha
Fujitsu Arrows Alpha
0 wins
Xiaomi Redmi K90 Max 5G
Xiaomi Redmi K90 Max 5G
3 wins
At a glance

Bigger shape = better phone.

SpeedBatteryDisplay
Fujitsu Arrows AlphaXiaomi Redmi K90 Max 5G
Category winners

Scores out of 100. "From specs" scores compare only the specs both phones list. How we score

  • Speedfrom specsXiaomi Redmi K90 Max 5G
    80
    98
  • CameraNot enough data
  • VideoNot enough data
  • SelfieNot enough data
  • BatteryXiaomi Redmi K90 Max 5G
    56
    95
  • DisplayXiaomi Redmi K90 Max 5G
    53
    89
  • ConnectivityNot enough data
  • SecurityNot enough data
  • ValueNot enough data
Key differences
  • Xiaomi Redmi K90 Max 5G has the bigger battery8,550 mAh vs 5,000 mAh
  • Fujitsu Arrows Alpha has a smoother screen144 Hz vs 120 Hz
  • Xiaomi Redmi K90 Max 5G has the bigger screen6.83" vs 6.38"
  • Xiaomi Redmi K90 Max 5G has more RAM16 GB vs 12 GB
  • Xiaomi Redmi K90 Max 5G has the faster chipMediaTek Dimensity 9500 vs MediaTek Dimensity 8350 MT6897
See all specs ↓

Why buy each phone

Swipe ⇄
Reasons to buy Fujitsu Arrows Alpha
  • ✓50 MP main camera
  • ✓6.38" display at 144 Hz
Reasons to buy Xiaomi Redmi K90 Max 5G
  • ✓Bigger 8,550 mAh battery (+3,550 mAh)
  • ✓6.83" display at 120 Hz

Full specifications

Swipe ⇄
SpecificationFujitsu Arrows AlphaXiaomi Redmi K90 Max 5G
1. Display & Screen🏆 Xiaomi Redmi K90 Max 5G Wins Display
Screen typeAM-OLED displayAMOLED
Screen Size6.38"6.83"
Resolution & Density1200x2670 (459 ppi)FHD+ / LTPO AMOLED
Refresh Rate144 Hz120 Hz
Brightness3,000 nits peakN/A
Screen ProtectionNot listedNot listed
2. Platform & Performance🏆 Xiaomi Redmi K90 Max 5G Wins Performance
Chipset / ProcessorMediaTek Dimensity 8350 MT6897 (4nm)MediaTek Dimensity 9500
CPU CoresNot listedNot listed
GPU GraphicsARM Mali-G615MP6Not listed
Operating SystemAndroid 15Android
3. Memory & Storage
RAM Memory12 GB LPDDR16 GB LPDDR
Internal Storage512 GB1024 GB
Storage SpeedNot listedNot listed
Card SlotNoNo
4. Main Camera Optics
Primary Camera50 MPundefined MP, Triple Camera System
Telephoto ZoomNone (digital zoom only)None (digital zoom only)
Ultrawide Camera50 MPN/A
LiDAR / DepthNoneNone
5. Video
Main Camera Video
Not listed
Not listed
Front Video
Not listed
Not listed
6. Selfie Camera
Selfie Lens50 MPundefined MP
7. Body & Dimensions
Dimensions156 x 72 x 8.8 mmN/A
Weight188 gN/A
Build MaterialsNot listedNot listed
SIM TypeNot listedNot listed
Water ResistanceIP68/IP69Not listed
8. Battery & Charging🏆 Xiaomi Redmi K90 Max 5G Wins Battery
Battery Capacity5,000 mAh8,550 mAh
Wired Fast Charging90WFast charging
Wireless ChargingNot listedNot listed
Reverse ChargingNot listedNot listed
9. Sound & Audio
LoudspeakerNot listedNot listed
3.5mm Headphone JackNoNo
10. Connectivity
Wi-Fi StandardNot listedNot listed
BluetoothNot listedNot listed
USB Port & SpeedNot listedNot listed
NFCYesYes
11. Sensors & Security
SensorsNot listedNot listed
Satellite FeaturesNot listedNot listed
12. Colors & Overview
ColorsNot listedNot listed
Launch PricePrice on requestPrice on request
Our verdict

Xiaomi Redmi K90 Max 5G wins — BeastScore 86.6/100

The Xiaomi Redmi K90 Max 5G is the better pick for most people thanks to its bigger battery (8,550 mAh vs 5,000 mAh) and bigger screen (6.83" vs 6.38"). The Fujitsu Arrows Alpha is worth a look if you prefer its smoother screen (144 Hz vs 120 Hz).

Buy Fujitsu Arrows Alpha if you want

Smoother display: 144 Hz vs 120 Hz

Buy Xiaomi Redmi K90 Max 5G if you want

Larger battery: 8,550 mAh vs 5,000 mAh · More RAM: 16 GB vs 12 GB

Common questions

Which is better: Fujitsu Arrows Alpha or Xiaomi Redmi K90 Max 5G?

The Xiaomi Redmi K90 Max 5G is the better pick for most people thanks to its bigger battery (8,550 mAh vs 5,000 mAh) and bigger screen (6.83" vs 6.38"). The Fujitsu Arrows Alpha is worth a look if you prefer its smoother screen (144 Hz vs 120 Hz). BeastScore: Fujitsu Arrows Alpha 87.0/100, Xiaomi Redmi K90 Max 5G 86.6/100.

What are the main battery and display differences between Fujitsu Arrows Alpha and Xiaomi Redmi K90 Max 5G?

Fujitsu Arrows Alpha has a 6.38-inch display and 5000 mAh battery. Xiaomi Redmi K90 Max 5G has a 6.83-inch display and 8550 mAh battery.

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