Vivo X300 Ultra vs Xiaomi 18 Ultra
Quick Comparison
Both Vivo X300 Ultra and Xiaomi 18 Ultra comes with same RAM. In terms of display resolution, Vivo X300 Ultra has better resolution of 3168 x 1440 than Xiaomi 18 Ultra which has resolution of 2608 x 1200. Both have the same amount of internal memory.
| Name | Vivo X300 Ultra | Xiaomi 18 Ultra |
| RAM | 16 GB | 16 GB |
|---|---|---|
| Display | 6.82 in | 6.9 in |
| Internal Memory | 512 GB | 512 GB |
| Battery | 6600 mAh | 7000 mAh |
| Camera | 200 MP + 200 MP + 50 MP Triple | 200 MP + 200 MP + 50 MP Triple |
| Price | Rs. 159999 | Rs. 119990 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is May 06, 2026. The cost of Vivo X300 Ultra is Rs. 159999. The launch Date of the second phone is expected to be February 28, 2027 (Expected). The Expected cost of Xiaomi 18 Ultra is Rs. 119990.
Display comparison
Vivo X300 Ultra has screen size of 6.82 inches which falls short to Xiaomi 18 Ultra's 6.9 inch screen. Vivo X300 Ultra has AMOLED Screen type where as Xiaomi 18 Ultra has LTPO AMOLED Screen type. Vivo's phone has display density of 510 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 Vivo's phone ~ 90.3%. Both mobiles have same aspect ratio of 20:9.
Memory comparison
Both mobiles come with 16 GB RAM and both have same Internal Memory of 512 GB.
Camera comparison
Vivo X300 Ultra has 200 MP + 200 MP + 50 MP Triple Rear Camera in comparison to Xiaomi 18 Ultra's 200 MP + 200 MP + 50 MP Triple Rear Camera. Both of them stand equal in terms of Front Camera Resolution as both have 50 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 16 and the second one on 17 version.
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Full Comparison
| Name | Vivo X300 Ultra | Xiaomi 18 Ultra |
| General | ||
| Model | V2547A, V2547DA, V2536A, V2562 | |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | eSIM+eSIM SIM |
| SAR | 1.1 W/kg (Head) 1.12 W/kg (Body) | |
| Device Type | Smartphone | Smartphone |
| OS Updates | 5 years | |
| Security Updates | 7 years | |
| Release Date | May 06, 2026 | February 28, 2027 (Expected) |
| In The Box | X300 Ultra, Quick Start Guide, Eject Tool, Phone Case, Protective Film (applied), Warranty Card, USB Power Adapter | |
| Design | ||
| Dimensions | 76.81 x 162.98 x 8.19 mm | |
| Weight | 232 g | |
| Bezel less | Yes | Yes |
| Qwerty | No | |
| Colors | Victory Green, Eclipse Black | |
| Display | ||
| Type | Color AMOLED Screen (1.07B Colors) | Color LTPO AMOLED Screen (68B) |
| Touch | Yes | Yes, 300 Hz Touch Sampling Rate |
| Size | 6.82 inches, 1440 x 3168 pixels, 144 Hz | 6.9 inches, 1200 x 2608 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 510 PPI | ~ 416 PPI |
| Screen to Body Ratio | ~ 90.3% | ~ 92.3% |
| Glass Type | Armor glass | |
| Brightness | 4500 nits | 5000 nits (peak) |
| Features | 2160Hz PWM, Dolby Vision, HDR10+, HDR Vivid, 2K ZEISS Master Color Display, Ultra XDR | 1132 nits max brightness (measured) |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Curved Display | No | Yes |
| Memory | ||
| RAM | 16 GB | 16 GB |
| RAM Type | LPDDR5X Ultra Pro | LPDDR5X |
| Expandable RAM | Upto 16 GB Extra Virtual RAM | |
| Storage | 512 GB | 512 GB |
| Storage Type | UFS 4.1 | UFS 4.1 |
| Card Slot | No | No |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | n1/n2/n3/n5/n7/n8/n12/n20/n25/n28/n38/n40/n41/n66/n71/n75/n77/n78/n79 | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | 2.4G;5G;6G | WiFi 6 support |
| Bluetooth | Yes, v6.0 | 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 | Yes |
| Performance | ||
| Geekbench Score | 2,960 (Single Core) | |
| Extra | ||
| GPS | GPS, BeiDou, GLONASS, Galileo, QZSS, NavIC, GNSS feature - AGPS | Yes |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Color Temperature Sensor, Ambient Light Sensor, Proximity Sensor, E-compass, Gyroscope, Laser Focusing Sensor, Hall Sensor, Infrared Blaster, Flicker Sensor Linear Motor | Accelerometer, Proximity, Gyro, Compass, Barometer |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| Water Resistance | Yes, 1.5 m upto 30 min | Yes, 6 m upto 30 min |
| IP Rating | IP69 & IP68 | IP69 |
| Dust Resistant | Yes | Yes |
| Extra Features | Pro Imaging Chip VS1+, 5800 mm² Ultra Large VC Cooling Area, Live Connectivity Engine, vivo Office Kit, 5G + 5G Dual SIM Dual Standby, BlueVolt Battery Technology, Shake to Share | |
| Camera | ||
| Rear Camera | 200 MP ƒ/1.85 (Wide Angle) 35mm ZEISS Documentry Camera, 1/1.12", 0.7µm, PDAF, gimbal OIS 200 MP ƒ/2.67 (Telephoto) 85mm ZEISS Gimbal-Like Stabilization APO Telephoto Camera, Ultra-Sensing Sensor HPO | 200 MP | CIPA 7.0 | 3° OIS | 60 fps AF Tracking, 1/1.4", 0.56µm, multi-directional PDAF, OIS, 3.7x optical zoom, macro 3.4:1, 50 MP ƒ/2 (Ultra Wide) Sony LYTIA 818 Sensor, CIPA 6.0, IS, 1/1.28", 1.22µm, dual pixel PDAF, OIS, 14mm ZEISS | 200 MP (Wide Angle) 200 MP (Telephoto) 50 MP (Ultra Wide) |
| Camera Sensor | Sony LYTIA 901 Sensor CIPA 6.5 (200MP Wide Angle) + Sony LYT818 Sensor CIPA 6.0(50MP UltraWide) | LYT-900 |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes, Laser AF |
| Features | ZEISS Cinematics, ZEISS Documentry Camera, ZEISS Master Lenses Collection, Snapshot, Landscape & Night, Portrait, Photo, Video, Portrait Video, Pano, Ultra HD Document, Slo-mo, Stage, Time-lapse, Pro, Underwater Photography, Spatial Camera, Food, Scan, Street Photography, Dolby Vision | Laser AF, color spectrum sensor, Leica lenses, HDR, panorama |
| Video Recording | 4K @ 120 fps UHD, 1080p | 8K @ 30 fps UHD, 1080p, 4K |
| Flash | Yes, LED | Yes, Dual LED |
| Front Camera | 50 MP ƒ/2.45 (Wide Angle) Punch Hole, Autofocus, Screen Flash | 50 MP ƒ/2.2 (Wide Angle) Punch Hole, Autofocus, Screen Flash |
| Front Video Recording | 4K @ 60 fps UHD, 1080p @ 60 fps FHD | 4K @ 30 fps UHD, 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v16 | Android v17 |
| Custom UI | OriginOS 6 | Xiaomi HyperOS 4 |
| Chipset | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 8 Elite Gen 6 |
| CPU | 4.6 GHz, Octa Core Processor | Octa Core Processor |
| Core Details | 2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M | |
| Fabrication Node | 3 nm | |
| GPU | Adreno 840 | |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | AAC, WAV, MP3, MIDI, VORBIS, APE, FLAC | MP3, FLAC, APE, AAC, OGG, WAV, WMA, AMR, AWB |
| Video | MP4; 3GP; AVI; FLV; MKV; WEBM; TS; ASF | MP4, MKV, WEBM, 3GP, TS, HDR10+, Supports HDR Display When Playing HDR10+, Dolby Vision, HDR Vivid Video Content |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | Stereo |
| Audio Features | 4-Mic Array, 24-bit/192kHz Hi-Res & Hi-Res Wireless Audio. Qualcomm XPAN (24-bit/96kHz Audio), Dolby Atmos | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6600 mAh, Li-ion Battery | 7000 mAh |
| Fast Charging | Yes, 100W FlashCharge. | Yes, 100W |
| Wireless Charging | Yes, 40W Wireless FlashCharge | Yes, 50W |
| Reverse Charging | Yes | Yes, 22.5W |
| Reverse Wireless Charging | Yes | Yes, 10W |
| Video Playback Time | 38 hours | |