vivo X Fold 4 vs vivo X100 Ultra
Compare vivo X Fold 4 vs vivo X100 Ultra side by side: Qualcomm Snapdragon 8 Elite Gen 2 vs Qualcomm Snapdragon 8 Gen 3, 50MP vs 50MP camera, 6000mAh vs…
vivo
X Fold 4
$1,699
13categories won
vivo
X100 Ultra
$1,099
4categories won
5 categories tied · 22 scored in total · add a third phone
Which one wins?
vivo X Fold 4 takes the overall win
The vivo X Fold 4 claims the overall win over the vivo X100 Ultra, delivering a stronger technical package across battery endurance and core hardware. In camera testing, the X100 Ultra leads with superior optics, while battery endurance leans towards the X Fold 4. Choose the X Fold 4 if you want the highest performance ceiling, or opt for the X100 Ultra if its lower retail price better fit your budget.
X Fold 4 wins on endurance with 6,000 mAh and 100W fast charging.
X Fold 4 leads gaming and raw performance powered by the Qualcomm Snapdragon 8 Elite Gen 2 and 24GB RAM.
X100 Ultra takes photography with 50MP optics and 3.7x optical telephoto capabilities.
X100 Ultra wins on budget and value at $1099 compared to $1699.
Category verdicts are computed algorithmically from verified technical specifications and hardware benchmarks. Rows where neither figure is objectively better — screen size preference, operating system choice, aesthetic build materials — are displayed for direct reference without scoring bias.
X Fold 4 vs X100 Ultra: specifications compared
Display
| Specification | X Fold 4 | X100 Ultra |
|---|---|---|
| Screen size | 8.03" | 6.78" |
| Resolution | 2200 x 2480Winner | 1440 x 3200 |
| Pixel density | 413 ppi | 518 ppiWinner |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 3200 nitsWinner | 3000 nits |
Performance
| Specification | X Fold 4 | X100 Ultra |
|---|---|---|
| Chipset | Qualcomm Snapdragon 8 Elite Gen 2 | Qualcomm Snapdragon 8 Gen 3 |
| Process node | 2 nmWinner | 4 nm |
| AnTuTu score | 3,200,000Winner | 2,180,000 |
| Geekbench multi | 10800Winner | 6980 |
| Maximum RAM | 24 GBWinner | 16 GB |
| Maximum storage | 1TB | 1TB |
Camera
| Specification | X Fold 4 | X100 Ultra |
|---|---|---|
| Main sensor | 50 MP | 50 MP |
| Rear cameras | 3 | 3 |
| Optical zoom | 3x | 3.7xWinner |
| Ultrawide | 50 MP | 50 MP |
| Selfie camera | 32 MP | 50 MPWinner |
| Max video | 8K at 30fps / 4K at 120fps | 8K at 30fps, 4K at 120fps Dolby Vision |
Battery and charging
| Specification | X Fold 4 | X100 Ultra |
|---|---|---|
| Capacity | 6,000 mAhWinner | 5,500 mAh |
| Wired charging | 100 WWinner | 80 W |
| Wireless charging | 50 WWinner | 30 W |
Design
| Specification | X Fold 4 | X100 Ultra |
|---|---|---|
| Weight | 214 gWinner | 229 g |
| Thickness | 4.6 mmWinner | 9.2 mm |
| Water resistance | IP68 | IP69 |
| Build | Grade 5 Titanium frame, Ceramic Glass front and back | Titanium alloy frame, Armor Glass front, AG matte glass back |
Software and support
| Specification | X Fold 4 | X100 Ultra |
|---|---|---|
| Operating system | Android 17 | Android 14 |
| OS updates | 7 yearsWinner | 3 years |
| Security updates | 7 yearsWinner | 4 years |
Connectivity and value
| Specification | X Fold 4 | X100 Ultra |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 7 (802.11be, tri-band 2.4/5/6GHz, 320MHz bandwidth) | Wi-Fi 7 (802.11be) |
| Storage expansion | None | None |
| 3.5mm jack | No | No |
| Launch price | $1,699 | $1,099Winner |
vivo X Fold 4
vivo sets another milestone with the X Fold 4: a 6,000 mAh battery squeezed into a 4.6mm thin unfolded frame (9.1mm folded), dual 3D ultrasonic in-display fingerprint sensors, and 100W FlashCharge with 50W wireless.
- Display
- 8.03"
- Chipset
- Qualcomm Snapdragon 8 Elite Gen 2
- Main camera
- 50MP
- Battery
- 6,000mAh
vivo X100 Ultra
The vivo X100 Ultra—dubbed the "Thanos" of camera phones—unleashes the largest telephoto sensor ever fitted to a smartphone: a gargantuan 1/1.4-inch 200MP Samsung HP9 Zeiss APO periscope, paired with a 1-inch Sony LYT-900 gimbal sensor and Snapdragon 8 Gen 3.
- Display
- 6.78"
- Chipset
- Qualcomm Snapdragon 8 Gen 3
- Main camera
- 50MP
- Battery
- 5,500mAh