Xiaomi Redmi Note 9 Pro Max (128GB/6GB) vs Asus Zenfone Zoom (ZX550 16GB)
Side by side comparison between Xiaomi Redmi Note 9 Pro Max vs Asus Zenfone Zoom (ZX550) phones, differences, pros, cons and full specifications. What's the better?
,
6.67"
IPS
IPS
1080x2400
64
MP
MP
32mp
6GB
RAM
RAM
Octa-core
5020
mAh
mAh
(Non removable)
vs
5.5"
IPS
IPS
1080x1920
13
MP
MP
5mp
2GB
RAM
RAM
Quad-core
3000
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Redmi Note 9 Pro Max (128GB/6GB)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
23 Advantages 
6 Advantages | 19 Common items in both devices |
| TFT IPS LCD |
| 16 million |
| PDAF: phase detection autofocus / LDAF: laser detection autofocus |
| 4G LTE-A / 4G LTE |
| Capacitive |
| Multitouch |
| Accelerometer |
| +12 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| Redmi Note 9 Pro Max (128GB/6GB) | Asus Zenfone Zoom (ZX550 16GB) | |
| Model | Redmi Note 9 Pro Max (128GB/6GB) | Zenfone Zoom (ZX550 16GB) |
| Other model names | Xiaomi Note 9 Pro Max (6GB RAM) | Asus Zenfone Zoom ZX550 (Dual-Sim), Asus ZX550 |
| Country or region available |   India, (Global, International) | (Global, International) |
| Brand | Xiaomi | Asus |
| Release date | 3/25/2020 | 12/1/2015 |
| Depth | 8.8 millimeters (0.35 inches) | 12 millimeters (0.47 inches) |
| Size (width x height) | 76.68 x 165.5 millimeters (3.02 x 6.52 in) | 78.8 x 158.9 millimeters (3.1 x 6.26 in) |
| Weight | 209 grams (7.32 ounces) | 185 grams (6.48 ounces) |
| Build, materials | Plastic body, glass front/back | Aluminum frame, glass front, leather back |
| Protection against water and others | P2i certified: water repellent nano-coating | Not supported |
📲 Display | ||
| Redmi Note 9 Pro Max (128GB/6GB) | Asus Zenfone Zoom (ZX550 16GB) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 6.67" inches | 5.5" inches |
| Screen-to-body ratio | ~84.6% (screen-to-body ratio) | ~66.6% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 395 PPI | 401 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Gorilla Glass 3 |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Redmi Note 9 Pro Max (128GB/6GB) | Asus Zenfone Zoom (ZX550 16GB) | |
| System version | Android 10 | Android 5.0.2 Lollipop |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Redmi Note 9 Pro Max (128GB/6GB) | Asus Zenfone Zoom (ZX550 16GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 720G SM7125 (8nm) | 64bit: Intel Atom Z3580 (22nm) |
| CPU | Octa-core, 2 processors: 2x 2.3GHz Kryo 465 Gold (Dual-core) 6x 1.8GHz Kryo 465 Silver (Hexa-core) | Quad-core, 1 processor: 4x 2.3GHz Intel Silvermont (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 618 | PowerVR G6430 MP4 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Redmi Note 9 Pro Max (128GB/6GB) | Asus Zenfone Zoom (ZX550 16GB) | |
| RAM memory | 6GB LPDDR4X | 2GB LPDDR3 |
| Internal storage | 128GB (106GB available) UFS 2.1 | 16GB (12GB available) |
| External storage | Until 512GB microSD, microSDXC (dedicated slot) | Until 64GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Redmi Note 9 Pro Max (128GB/6GB) | Asus Zenfone Zoom (ZX550 16GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 800/150 Mbps | 150/50 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat15/13 (Bands 1, 3, 5, 8, 20, 28) TD-LTE (Bands 40, 41) VoLTE | LTE Cat4 (Bands 1, 2, 3, 4, 5, 7, 8, 9, 17, 18, 19, 20, 28, 29) TD-LTE (Bands 38, 39, 40, 41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | GPRS, EDGE |
📷 Camera | ||
| Redmi Note 9 Pro Max (128GB/6GB) | Asus Zenfone Zoom (ZX550 16GB) | |
| Back camera (main camera) | (quad camera) 64 megapixels 8MP ultrawide f/2.213mm1/4"1.12µm 5MP macro f/2.41.12µm 2MP depth f/2.4 | 13 megapixels |
| Main camera resolution | 10120x6328 pixels | 4128x3096 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | f/1.9 (aperture) | f/2.7 (aperture) |
| Focal length | feature not registered | 28mm lens |
| Sensor size | 1/1.72" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | LDAF: laser detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom | Digital and optical zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Redmi Note 9 Pro Max (128GB/6GB) | Asus Zenfone Zoom (ZX550 16GB) | |
| Front camera (secondary) | 32 megapixels | 5 megapixels |
| Front camera resolution | 6528x4896 pixels | 2560x1920 pixels |
| Video recording (secondary) | Full HD (1920x1080) | HD (1280x720) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/2.8" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Redmi Note 9 Pro Max (128GB/6GB) | Asus Zenfone Zoom (ZX550 16GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Redmi Note 9 Pro Max (128GB/6GB) | Asus Zenfone Zoom (ZX550 16GB) | |
| USB | USB 2.0 Type-C reversible connector | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, NavIC | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Not supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Redmi Note 9 Pro Max (128GB/6GB) | Asus Zenfone Zoom (ZX550 16GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Redmi Note 9 Pro Max (128GB/6GB) | Asus Zenfone Zoom (ZX550 16GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 5020 mAh | 3000 mAh |
| Charger, watts | 33W Wired fast charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Redmi Note 9 Pro Max (128GB/6GB) | Asus Zenfone Zoom (ZX550 16GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Aurora Blue, Glacier White, Interstellar Black • 20:9 display (450 nits) • MIUI 11 | • Colors: Black, White • Asus ZenUI • Hoya camera sensor • Laser autofocus camera (0.03 seconds) • 3x optical zoom camera • Dual tone flash • 5GB Asus Webstorage • Only one micro SIM card can connect to 3G/4G service at a time |
☢️ Radiation rate | ||
| Redmi Note 9 Pro Max (128GB/6GB) | Asus Zenfone Zoom (ZX550 16GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |