Xiaomi 18 Pro Max vs Samsung Galaxy S27 Ultra 5G
Quick Comparison
Both Xiaomi 18 Pro Max and Samsung Galaxy S27 Ultra 5G comes with same RAM. In terms of display resolution, Samsung Galaxy S27 Ultra 5G has better resolution of 3120 x 1440 than Xiaomi 18 Pro Max which has resolution of 2608 x 1200. Xiaomi 18 Pro Max has more internal memory than Samsung Galaxy S27 Ultra 5G
| Name | Xiaomi 18 Pro Max | Samsung Galaxy S27 Ultra 5G |
| RAM | 12 GB | 12 GB |
|---|---|---|
| Display | 6.9 in | 6.9 in |
| Internal Memory | 512 GB | 256 GB |
| Battery | 8500 mAh | 5500 mAh |
| Camera | 200 MP + 200 MP + 50 MP Triple | 200 MP Quad |
| Price | Rs. 89990 | Rs. 149990 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is expected to be September 25, 2026 (Expected). The Expected cost of Xiaomi 18 Pro Max is Rs. 89990. The launch Date of the second phone is expected to be February 25, 2027 (Expected). The Expected cost of Samsung Galaxy S27 Ultra 5G is Rs. 149990.
Display comparison
Xiaomi 18 Pro Max has LTPO AMOLED Screen type where as Samsung Galaxy S27 Ultra 5G has Screen type. Samsung's phone has display density of 500 PPI & Xiaomi's phone has only 416 PPI display density. In terms of screen to body ratio, Xiaomi's phone has better screen to body ratio of ~ 92.3% than Samsung's phone ~ 90.7%. Xiaomi 18 Pro Max has 20:9 aspect ratio where as Samsung Galaxy S27 Ultra 5G has 20.5:9 aspect ratio.
Memory comparison
Both phones come with 12 GB RAM Xiaomi 18 Pro Max has more Internal Memory (512 GB) than Samsung Galaxy S27 Ultra 5G (256 GB).
Camera comparison
They both have the same 200 MP + 200 MP + 50 MP Triple Rear Camera. Xiaomi 18 Pro Max will be better choice if you're looking to click lot of selfies as it has better 50 MP Front Camera in comparison to Samsung Galaxy S27 Ultra 5G's 16 MP Front Camera.
Technical comparison
Both the phones run on Android Operating System Version 17.
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Full Comparison
| Name | Xiaomi 18 Pro Max | Samsung Galaxy S27 Ultra 5G |
| General | ||
| Model | 18 pro max | |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | SIM 1 + SIM 2 / SIM 1 + eSIM / Dual eSIM SIM |
| eSIM Support | Yes | |
| Device Type | Smartphone | Smartphone |
| OS Updates | 7 years | |
| Security Updates | 7 years | |
| Release Date | September 25, 2026 (Expected) | February 25, 2027 (Expected) |
| Display | ||
| Type | Color LIPO OLED (68 B) | Color Dynamic LTPO AMOLED 2X (1B Colors) |
| Touch | Yes | Yes |
| Size | 6.9 inches, 1200 x 2608 pixels | 6.9 inches, 1440 x 3120 pixels, 144 Hz |
| Aspect Ratio | 20:9 | 20.5:9 |
| PPI | ~ 416 PPI | ~ 500 PPI |
| Screen to Body Ratio | ~ 92.3% | ~ 90.7% |
| Glass Type | Corning Gorilla Armor 2 | |
| Brightness | 3000 nits (peak) | |
| Adaptive Refresh Rate | Yes, LTPO | |
| Features | DX anti-reflective coating, Privacy Display | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Memory | ||
| RAM | 12 GB | 12 GB |
| RAM Type | LPDDR6 | |
| Storage | 512 GB | 256 GB |
| Storage Type | UFS | UFS 5 |
| Card Slot | No | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | SA: n1/2/3/5/7/8/20/28/38/40/41/48/66*/77/78/79, NSA: n1/3/5/7/8/20/28/38/40/41/66*/77/78/79 | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Vo5G | Yes | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 7 | |
| Ultra Wideband (UWB) Support | Yes | |
| Bluetooth | Yes, v6.0, A2DP, LE, aptX HD | Yes, v6.0 |
| USB | Yes, USB-C v3.2 | Yes, USB-C v3.2 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| IR Blaster | Yes | |
| Extra | ||
| GPS | with GPS, Galileo, GLONASS, Beidou, NAVIC | Yes with A-GPS, Glonass |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Proximity, Gyro, Compass, Bbarometer | Accelerometer, Barometer, Fingerprint Sensor, Gyro Sensor, Geomagnetic Sensor, Hall Sensor, Light Sensor, Proximity Sensor |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| AI Features | Galaxy AI, Circle to Search with Google, Photo Assist, Creative Studio, Bixby | |
| Water Resistance | Yes | Yes, 1.5 m upto 30 min |
| IP Rating | IP69 | IP68 |
| Dust Resistant | Yes | Yes |
| Extra Features | Samsung Care+, Samsung Health, Samsung Wallet, S Pen included, Redesigned Vapor Chamber, UWB (Ultra Wideband), Samsung DeX Support | |
| Camera | ||
| Rear Camera | 200 MP (Main) using a 1/1.28" type "new generation" LOFIC sensor 200 MP ƒ/2.4 (Telephoto) Periscope telephoto camera with 3x optical zoom & uses a 1/1.56" type sensor 50 MP ƒ/2.4 (Ultra Wide) | 200 MP (Wide Angle) 50 MP (Telephoto) 50 MP (Telephoto) periscope telephoto), 1/2.52", 0.7µm, PDAF, OIS, 5x optical zoom 50 MP (Ultra Wide) |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Laser AF, Color Spectrum Sensor, Leica Lens, Dual-tone , HDR, Panorama | |
| Video Recording | 8K @ 30 fps UHD, 1080p @ 60 fps FHD, 4K @ 60 fps UHD | 8K @ 30 fps UHD, 4K, 1080p |
| Flash | Yes, Dual LED | Yes, LED |
| Front Camera | 50 MP ƒ/2.2 (Wide Angle) Punch Hole, Autofocus, Screen Flash | 16 MP ƒ/2.2 (Wide Angle) Punch Hole, Autofocus, Screen Flash |
| Front Video Recording | 4K @ 60 fps UHD, 1080p @ 60 fps FHD | 4K @ 60 fps UHD, 1080p @ 60 fps FHD |
| Technical | ||
| OS | Android v17 | Android v17 |
| Custom UI | HyperOS 4 | ONE UI 9 |
| Chipset | Qualcomm Snapdragon 8 Elite Gen 6 Pro (2nm) | Qualcomm Snapdragon 8 Elite Gen 6 Pro for Galaxy |
| CPU | Octa Core Processor | Octa Core Processor |
| GPU | Adreno | |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, FLAC, APE, AAC, OGG, WAV, WMA, AMR, AWB | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA, DFF, DSF, APE |
| Video | MP4, MKV, AVI, WMV, WEBM, 3GP, ASF playback | MP4, M4V, 3GP, 3G2, AVI, FLV, MKV, WEBM |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 8500 mAh, Li-Po Battery | 5500 mAh, Li-ion Battery |
| Fast Charging | Yes, 100W Fast Charging | Yes |
| Wireless Charging | Yes, 50W | Yes |
| Reverse Charging | Yes | Yes |
| Reverse Wireless Charging | Yes, 22.5W | Yes, 4.5W |
| Video Playback Time | 31 hours | |