Xiaomi Redmi Note 4 (32GB/3GB) vs Xiaomi Redmi 9 (64GB NFC)
Side by side comparison between Xiaomi Redmi Note 4 vs Xiaomi Redmi 9 phones, differences, pros, cons and full specifications. What's the better?
,
5.5"
IPS
IPS
1080x1920
13
MP
MP
5mp
3GB
RAM
RAM
Octa-core
4100
mAh
mAh
(Non removable)
vs
6.53"
IPS
IPS
1080x2340
13
MP
MP
8mp
4GB
RAM
RAM
Octa-core
5020
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Redmi 9 (64GB NFC)
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!
9 Advantages 
17 Advantages | 26 Common items in both devices |
| TFT IPS LCD |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| HDR photo on both cameras |
| Full HD (1920x1080) |
| +19 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 4 (32GB/3GB) | Redmi 9 (64GB NFC) | |
| Model | Redmi Note 4 (32GB/3GB) | Redmi 9 (64GB NFC) |
| Other model names | Redmi Note 4 Snapdragon (3GB RAM), Xiaomi MarkW | Xiaomi Redmi 9 (Global) M2004J19G |
| Country or region available |    Brazil, India, (Global, International) |  (Europe), (Global, International) |
| Brand | Xiaomi | Xiaomi |
| Release date | 1/1/2017 | 6/10/2020 |
| Depth | 8.45 millimeters (0.33 inches) | 9.1 millimeters (0.36 inches) |
| Size (width x height) | 76 x 151 millimeters (2.99 x 5.94 in) | 77.01 x 163.32 millimeters (3.03 x 6.43 in) |
| Weight | 165 grams (5.78 ounces) | 198 grams (6.93 ounces) |
| Build, materials | Aluminum body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Redmi Note 4 (32GB/3GB) | Redmi 9 (64GB NFC) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 5.5" inches | 6.53" inches |
| Screen-to-body ratio | ~72.7% (screen-to-body ratio) | ~83.2% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 1080x2340 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 401 PPI | 395 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 3 |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | 400nits[typ] |
🤖 Operating System | ||
| Redmi Note 4 (32GB/3GB) | Redmi 9 (64GB NFC) | |
| System version | Android 6.0.1 Marshmallow | Android 10 |
| Firmware update | Android 7.0 Nougat | Android 11 |
| User Interface | feature not registered | MIUI 12 |
⚙️ Processor | ||
| Redmi Note 4 (32GB/3GB) | Redmi 9 (64GB NFC) | |
| Chipset | 64bit: Qualcomm Snapdragon 625 MSM8953 (14nm) | 64bit: MediaTek Helio G80 (MT6769V/CU) (12nm) |
| CPU | Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-core) | Octa-core, 2 processors: 2x 2GHz ARM Cortex-A75 (Dual-core) 6x 1.8GHz ARM Cortex-A55 (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 506 650Mhz | ARM Mali-G52 MC2 (950MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 201829 (v8) Geekbench: 1325 (v5.1) |
💽 Memory and storage | ||
| Redmi Note 4 (32GB/3GB) | Redmi 9 (64GB NFC) | |
| RAM memory | 3GB LPDDR3 | 4GB LPDDR4X |
| Internal storage | 32GB (22GB available) | 64GB (49GB available) eMMC 5.1 |
| External storage | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 512GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Redmi Note 4 (32GB/3GB) | Redmi 9 (64GB NFC) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) and nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 150/50 Mbps | 300/50 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 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat4 850/1800 (Bands 3,5) TD-LTE 2300 (Bands 40) | LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/900/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE |
| Secondary data network | GPRS, EDGE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A |
📷 Camera | ||
| Redmi Note 4 (32GB/3GB) | Redmi 9 (64GB NFC) | |
| Back camera (main camera) | 13 megapixels | (quad camera) 13 megapixels 8MP ultrawide f/2.2118°1/4.0"1.12µm 5MP macro f/2.4 2MP depth f/2.4 |
| Main camera resolution | 4128x3096 pixels | 4128x3096 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/2.0 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | 28mm (lens) |
| Sensor size | feature not registered | 1/3.1" inches |
| Pixel size | 1.12µm pixel | 1.12µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Redmi Note 4 (32GB/3GB) | Redmi 9 (64GB NFC) | |
| Front camera (secondary) | 5 megapixels | 8 megapixels |
| Front camera resolution | 2592x1944 pixels | 3264x2448 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | 27mm (lens) |
| Sensor size | feature not registered | 1/4" inches |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Redmi Note 4 (32GB/3GB) | Redmi 9 (64GB NFC) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, OGG, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Redmi Note 4 (32GB/3GB) | Redmi 9 (64GB NFC) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 4.1 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Supported | Supported |
🧭 Sensors | ||
| Redmi Note 4 (32GB/3GB) | Redmi 9 (64GB NFC) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Redmi Note 4 (32GB/3GB) | Redmi 9 (64GB NFC) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4100 mAh | 5020 mAh |
| Charger, watts | Wired charging | 18W Wired fast charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | feature not registered | 31 hours (1.3 days) |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Redmi Note 4 (32GB/3GB) | Redmi 9 (64GB NFC) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| 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: Black, Gold, Gray • USB OTG On-The-Go • Aluminum body • 2.5D curved glass • MIUI 8.0 • 720p@120fps slow-motion • 24-bit/192kHz audio • WiFi display | • Colors: Carbon Gray, Sunset Purple, Ocean Green, Pink/Blue • 10W charger included |
☢️ Radiation rate | ||
| Redmi Note 4 (32GB/3GB) | Redmi 9 (64GB NFC) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.913W/kg (head), 0.999W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.711W/kg (head), 1.059W/kg (body) |