Here you can compare iAir D4 and Xiaomi Redmi Note 9 Pro Max. Comparing iAir D4 vs Xiaomi Redmi Note 9 Pro Max on Smartprix, enables you to check their respective specs scores and unique features. It would potentially help you understand how iAir D4 stands against Xiaomi Redmi Note 9 Pro Max and which one should you buy. The current lowest price found for iAir D4 is ₹799 and for Xiaomi Redmi Note 9 Pro Max is ₹14,999. The details of both of these products were last updated on Jan 26, 2021.
| Specification | iAir D4 | Xiaomi Redmi Note 9 Pro Max |
|---|---|---|
| Display | 1.8 inches, 128 x 160 pixels | 6.67 inches, 1080 x 2400 pixels |
| Battery | 1000 mAh, Li-ion Battery | 5020 mAh, Li-Po Battery |
| CPU | - | 2.3 GHz, Octa Core Processor |
| Rear Camera | 0.3 MP Primary Camera | 64 MP f/1.79 (Main)<br>8 MP f/2.2 (Ultra Wide)<br>5 MP f/2.4 (Macro )<br>2 MP f/2.4 (Depth Sensor) with autofocus |
| RAM | - | 6 GB |
| Price | ₹799 | ₹14,999 |
Features | iAir D4 | Xiaomi Redmi Note 9 Pro Max | OPPO A52 | Samsung Galaxy M21 |
|---|---|---|---|---|
Show: All Features Differences |  |  | ||
| Overview | Advantages (Factors To Decide Which Device You Should Buy) Remove All Devices | |||
| Rankings | # 2 | # 1 | ||
| Specs Score | 12 / 100 | 80 / 100 | ||
| Operating System | Android v10.0 | |||
| Features Present In Only One Device (Unique Features) | Has a Removable Battery
Remove the battery to switch off your device (Hard Reset) when it freezes. Also replace the battery or use a spare battery when device's battery performance is degraded. | Has a Touch Screen
Touch Displays offer a more interactive experience. | ||
More Responsive Touch Screen
Xiaomi Redmi Note 9 Pro Max has a capacitive touch screen which is more responsive than a resistive (not so sensitive) touchscreen. | ||||
Bigger Screen
Around 270% bigger screen than iAir D4. Reading, browsing internet and watching movies is more pleasing experience on a bigger screen. | ||||
Better Screen Resolution
Around 12556% more pixels than iAir D4. More resolution means sharper and crisper screen. | ||||
Supports 3g
Xiaomi Redmi Note 9 Pro Max is 3G Enabled. 3G Enabled Handsets give you more download speed and a faster internet experience. | ||||
Supports 4g
Xiaomi Redmi Note 9 Pro Max is 4G Enabled. 4G Enabled Handsets give you more download speed and a faster internet experience than 3g. | ||||
Supports VOLTE
Xiaomi Redmi Note 9 Pro Max is VoLTE Enabled. You can use this to make calls over 4G network. It is compatible with Reliance Jio. | ||||
Supports Wifi
Xiaomi Redmi Note 9 Pro Max is Wifi Enabled. You can connect to wifi hotspots in your area to experience a superior internet experience. | ||||
Better Camera Resolution
Around 21233% more mega pixels (MP) than iAir D4. More resolution generally means better picture quality, though it's not always necessary. | ||||
Has Quad Camera
Multiple cameras is useful for enhancing certain effects like blur, zoom and wide angle photos. | ||||
Has Flash For Camera
Having a camera flash allows you to take photos in low light. | ||||
Has Front Camera
Front Camera enables you to take your own photos and do videocalling (on supported devices). | ||||
Bigger Battery
Around 401% more Battery Capacity than iAir D4. With more battery size, device's battery can generally last more time, though it depends on various other factors too. | ||||
Has Fingerprint Sensor
Fingerprint sensor support allows you to quickly unlock your device using your fingerprint. | ||||
Supports GPS
GPS is used for determining your location. You can get directions to a place with the help of GPS. | ||||
| General | ||||
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM | ||
| Dual Sim | Yes | Yes | ||
| Sim Size | Nano+Nano SIM | |||
| Device Type | Feature Phone | Smartphone | ||
| Release Date | October 27, 2020 | March 12, 2020 | ||
| Design | ||||
| Dimensions | 165.5 x 76.68 x 8.8 mm | |||
| Weight | 209 g | |||
| Display | ||||
| Type | Color TFT screen | Color IPS LCD screen (16M) | ||
| Touch | Yes, with Multitouch | |||
| Size | 1.8 inches, 128 x 160 pixels | 6.67 inches, 1080 x 2400 pixels | ||
| Aspect Ratio | 5:4 | 20:9 | ||
| PPI | ~114 PPI | ~395 PPI | ||
| Screen to Body Ratio | ~ 84.6% | |||
| Features | ches | Triple Corning Gorilla Glass 5, Standard Mode, Sunshine Mode, Night mode, Color Temperature Adjustment | ||
| Notch | Yes, Punch Hole | |||
| Memory | ||||
| RAM | 6 GB | |||
| Storage | 64 GB | |||
| Card Slot | Yes, upto 32 GB | Yes, upto 512 GB | ||
| Connectivity | ||||
| GPRS | Yes | Yes | ||
| EDGE | Yes | Yes | ||
| 3G | No | Yes | ||
| 4G | Yes | |||
| VoLTE | Yes, Dual Stand-By | |||
| Wifi | No | Yes, with wifi-hotspot | ||
| Bluetooth | Yes | Yes, v5.0, A2DP, LE | ||
| USB | Yes, microUSB v2.0 | Yes, USB-C v2.0 | ||
| USB Features | USB on-the-go, USB Charging | |||
| IR Blaster | Yes | |||
| Extra | ||||
| GPS | No | Yes, with A-GPS, Galileo, GLONASS, Beidou, NavIC Support | ||
| Fingerprint Sensor | Yes, Side | |||
| Face Unlock | Yes | |||
| Sensors | Ambient Light Sensor, Proximity Sensor, E Compass, Accelerometer, Gyroscope | |||
| 3.5mm Headphone Jack | Yes | Yes | ||
| Extra Features | UFS2.1 | |||
| Camera | ||||
| Rear Camera | 0.3 MP Primary Camera | 64 MP f/1.79 (Main) 8 MP f/2.2 (Ultra Wide) 5 MP f/2.4 (Macro ) 2 MP f/2.4 (Depth Sensor) with autofocus | ||
| Features | Digital Zoom | Night mode, AI Scene detection, Smart ultra-wide angle mode | AI Beautify | Burst mode | Tilt-shift | Level display | Custom watermark | Pro mode | AI Portrait mode, 3D Lighting, Panorama mode | ||
| Video Recording | No | 4K @ 30fps UHD, 1080p @ 30/60fps FHD, 720p @ 30fps HD | ||
| Flash | No | Yes, LED | ||
| Front Camera | No | 32 MP f/2 (Main) | ||
| Front Video Recording | 1080p @ 30fps FHD, 720p @ 30fps HD | |||
| Technical | ||||
| OS | Android v10.0 | |||
| Chipset | Qualcomm Snapdragon 720G | |||
| CPU | 2.3 GHz, Octa Core Processor | |||
| Core Details | 2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver | |||
| GPU | Adreno 618 | |||
| Java | No | No | ||
| Browser | Yes, supports HTML5 | |||
| Multimedia | ||||
| Yes | ||||
| Music | MP3 | MP3, AMR, FLAC, APE | ||
| Video | 3GP, MP4 | MP4, M4V, MKV, XVID | ||
| FM Radio | Yes | Yes | ||
| Document Reader | Yes | |||
| Battery | ||||
| Type | Removable Battery | Non-Removable Battery | ||
| Size | 1000 mAh, Li-ion Battery | 5020 mAh, Li-Po Battery | ||
| Fast Charging | 33W Fast Charging | |||
| StandBy Time | 20 days | |||
| Music Playback Time | 210 hours | |||
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