Xiaomi Redmi 9i (128GB) vs Samsung Galaxy Z Fold 4 (SM-F936U 512GB)
Side by side comparison between Xiaomi Redmi 9i vs Samsung Galaxy Z Fold 4 phones, differences, pros, cons and full specifications. What's the better?
,
6.53"
IPS
IPS
720x1600
13
MP
MP
5mp
4GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
7.6"
AMOLED
AMOLED
1812x2176
50
MP
MP
10mp
12GB
RAM
RAM
Octa-core
4400
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy Z Fold 4 (SM-F936U 512GB)
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!
5 Advantages 
38 Advantages | 13 Common items in both devices |
| 16 million |
| LED flash |
| PDAF: phase detection autofocus |
| HDR photo on both cameras / HDR photo/video on both cameras |
| Capacitive |
| Multitouch |
| Accelerometer |
| +6 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 9i (128GB) | Galaxy Z Fold 4 (SM-F936U 512GB) | |
| Model | Redmi 9i (128GB) | Galaxy Z Fold 4 (SM-F936U 512GB) |
| Other model names | Xiaomi Redmi 9i M2006C3LII | Galaxy Fold4 5G (SM-F936U1) |
| Country or region available |  India |  USA |
| Brand | Xiaomi | Samsung |
| Release date | 9/18/2020, Announced: 9/15/2020 | 8/25/2022, Announced: 8/10/2022 |
| Depth | 9 millimeters (0.35 inches) | 6.3 millimeters (0.25 inches) |
| Size (width x height) | 77.07 x 164.9 millimeters (3.03 x 6.49 in) | 130.1 x 155.1 millimeters (5.12 x 6.11 in) |
| Weight | 194 grams (6.79 ounces) | 263 grams (9.21 ounces) |
| Build, materials | Plastic body, glass front | Aluminum frame, flexible plastic screen, glass back Back: Gorilla Glass Victus+ |
| Protection against water and others | Not supported | IPX8 certified: water resistant up to 1.5 meters and 30min |
📲 Display | ||
| Redmi 9i (128GB) | Galaxy Z Fold 4 (SM-F936U 512GB) | |
| Display type | TFT IPS LCD | Dynamic AMOLED |
| Screen size | 6.53" inches | 7.6" inches |
| Screen-to-body ratio | ~81% (screen-to-body ratio) | ~90.8% (screen-to-body ratio) |
| Display resolution | 720x1600 pixels (20:9) | 1812x2176 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 269 PPI | 373 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | 60Hz | 120Hz |
| Display features | 400nits[typ] | 1200nits[peak] HDR10+ Always-On Display Extra display: Dynamic AMOLED 2X 6.2" (904x2316), 120Hz, Gorilla Glass Victus+ |
🤖 Operating System | ||
| Redmi 9i (128GB) | Galaxy Z Fold 4 (SM-F936U 512GB) | |
| System version | Android 10 | Android 12 |
| Firmware update | Android 11 | Android 14 |
| User Interface | MIUI 12.5 | One UI 4.1 / 5.1 / 6.0 |
⚙️ Processor | ||
| Redmi 9i (128GB) | Galaxy Z Fold 4 (SM-F936U 512GB) | |
| Chipset | 64bit: MediaTek Helio G25 (MT6762G) (12nm) | 64bit: Qualcomm Snapdragon 8+ Gen 1 (SM8475) (4nm) |
| CPU | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) | Octa-core, 3 processors: 1x 3.19GHz ARM Cortex-X2 (Single-core) 3x 2.75GHz ARM Cortex-A710 (Triple-core) 4x 2GHz ARM Cortex-A510 (Quad-core) |
| GPU graphical controller | PowerVR GE8320 MP2 (650MHz) | Qualcomm Adreno 730 (818MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 964622 (v9) Geekbench: 3981 (v5.1) GFXBench: 43fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Redmi 9i (128GB) | Galaxy Z Fold 4 (SM-F936U 512GB) | |
| RAM memory | 4GB LPDDR4X | 12GB LPDDR5 |
| Internal storage | 128GB (103GB available) eMMC 5.1 | 512GB (447GB available) UFS 3.1 |
| External storage | Until 512GB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Redmi 9i (128GB) | Galaxy Z Fold 4 (SM-F936U 512GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) + e-SIM |
| Maximum Download / Upload | 300/50 Mbps | 5000/1024 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G, 5G |
| 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 | CDMA 800/1900, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1900/2100 | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat6 (1, 3, 5, 8) TD-LTE (40, 41) VoLTE | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 66, 71) TD-LTE (38, 39, 40, 41, 46, 48) VoLTE |
| Primary 5G network | Not supported | SA/NSA/Sub6 (2, 5, 25, 41, 66, 71) mmWave (260, 261) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6, mmWave |
| Secondary 2G network | GSM 850/900/1800/1900 | CDMA 800/1900, GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/900/1900/2100 | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | LTE Cat6 (1, 3, 5, 8) TD-LTE (40, 41) VoLTE | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 66, 71) TD-LTE (38, 39, 40, 41, 46, 48) VoLTE |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6, mmWave |
📷 Camera | ||
| Redmi 9i (128GB) | Galaxy Z Fold 4 (SM-F936U 512GB) | |
| Back camera (main camera) | 13 megapixels | (triple camera) 50 megapixels 10MP telephoto f/2.466mm1.0µmPDAFOIS3x-optical-zoom 12MP ultrawide f/2.2123°12mm1.12µm |
| Main camera resolution | 4128x3096 pixels | 8160x6120 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 8K UHD (7680x4320) 24 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.2 (aperture) | f/1.8 (aperture) |
| Focal length | 28mm lens | 23mm lens |
| Sensor size | feature not registered | feature not registered |
| Pixel size | 1µm pixel | 1µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase 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 | Supported |
| HDR | HDR photo on both cameras | HDR photo/video on both cameras |
| Camera extras | feature not registered | 8K@24fps 4K@30/60fps 1080p@30/60fps 1080p@240fps (slow motion) 720p@960fps (slow motion) Extra cover camera: 4MP (f/1.8 2.0µm) |
📸 Front camera | ||
| Redmi 9i (128GB) | Galaxy Z Fold 4 (SM-F936U 512GB) | |
| Front camera (secondary) | 5 megapixels | 10 megapixels |
| Front camera resolution | 2560x1920 pixels | 3872x2592 pixels |
| Video recording (secondary) | Full HD (1920x1080) | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | 24mm lens |
| Sensor size | feature not registered | 1/3" inches |
| Pixel size | 1.12µm pixel | 1.22µm pixel |
🔉 Sound and multimedia | ||
| Redmi 9i (128GB) | Galaxy Z Fold 4 (SM-F936U 512GB) | |
| Loudspeaker | Mono sound (not stereo) | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Redmi 9i (128GB) | Galaxy Z Fold 4 (SM-F936U 512GB) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | USB 3.2 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C reversible connector |
| TV output | Micro-B USB SlimPort | USB Type-C (reversible) |
| Bluetooth | 5.0 + A2DP/LE | 5.2 + A2DP/LE |
| WiFi | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ax [wifi6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Redmi 9i (128GB) | Galaxy Z Fold 4 (SM-F936U 512GB) | |
| Sensors | Accelerometer Ambient light sensor Face unlock Proximity sensor | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband) |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Redmi 9i (128GB) | Galaxy Z Fold 4 (SM-F936U 512GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 5000 mAh | 4400 mAh |
| Charger, watts | 10W (5V/2A) Wired charging | 25W Wired fast charging Reverse charging by cable USB Power Delivery 3.0 |
| Inductive / wireless charging | Not supported | 15W Qi Wireless charging (Qi/WPC) 4.5W Reverse wireless charging |
| Talk time autonomy | feature not registered | 39 hours (1.6 days) |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Redmi 9i (128GB) | Galaxy Z Fold 4 (SM-F936U 512GB) | |
| 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: Midnight Black, Sea Blue, Nature Green | • Colors: Phantom Black, Graygreen, Beige, Burgundy • Samsung DeX • Samsung Pay • S Pen (Stylus Pen) |
☢️ Radiation rate | ||
| Redmi 9i (128GB) | Galaxy Z Fold 4 (SM-F936U 512GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.96W/kg (head), 0.92W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |