Poco C81 Pro vs vivo X300 Ultra
By SpecPair Editorialphones
Verified specs·AI-assisted analysis·Editorially reviewed
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The Verdict
The Poco C81 Pro and vivo X300 Ultra sit in the same category and end up appealing to slightly different buyers. Poco C81 Pro stands out for large 6.9-inch display with 90hz refresh rate for smooth scrolling, while vivo X300 Ultra is praised for bright 3000-nit amoled display with 120hz refresh rate. Use the side-by-side spec table below to compare cameras, displays, battery life and connectivity in detail and decide which one fits your priorities.
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Who Should Buy
Buy the Poco C81 Pro if…
- →Large 6.9-inch display with 90Hz refresh rate for smooth scrolling
- →Massive 6000mAh battery for extended battery life
- →IP52 water and dust resistance for durability
Buy the vivo X300 Ultra if…
- →Bright 3000-nit AMOLED display with 120Hz refresh rate
- →Powerful Snapdragon 8 Elite chipset for demanding tasks
- →Versatile triple camera setup with 50MP telephoto
Pros & Cons
Poco C81 Pro
Pros
- Large 6.9-inch display with 90Hz refresh rate for smooth scrolling
- Massive 6000mAh battery for extended battery life
- IP52 water and dust resistance for durability
- Affordable entry-level smartphone option
Cons
- MediaTek Helio G81 chipset offers limited performance for demanding apps
- No wireless charging support
- IPS LCD display lacks OLED vibrancy
- 6GB RAM may struggle with heavy multitasking
vivo X300 Ultra
Pros
- Bright 3000-nit AMOLED display with 120Hz refresh rate
- Powerful Snapdragon 8 Elite chipset for demanding tasks
- Versatile triple camera setup with 50MP telephoto
- Large 6000mAh battery with 80W fast charging
- Premium IP69 dust and water resistance rating
Cons
- Premium pricing may limit mainstream appeal
- Large 6.82-inch display not ideal for one-handed use
- Thermal management at high loads remains a concern
- No expandable storage option
Full Specifications
| Spec | Poco C81 Pro | vivo X300 Ultra |
|---|---|---|
| Camera | ||
| Main camera | 50MP | 50MP f/1.6 |
| Front camera | 13MP | 32MP f/2.45 |
| Telephoto | Not specified | 50MP f/2.6 3x optical |
| Ultrawide | Not specified | 50MP f/2.2 |
| Design | ||
| Colors | Midnight Black, Mint Green | Titanium Black, Titanium Gold, Titanium White |
| Weight | Not specified | 221g |
| IP rating | IP52 | IP69 |
| Battery | ||
| Capacity | 6000mAh | 6000mAh |
| Charging Speed | Not specified | 80W wired |
| Wireless Charging | 50W | |
| Display | ||
| Size | 6.9 inches | 6.82 inches |
| Type | IPS LCD | AMOLED |
| Brightness | Not specified | 3000 nits peak |
| Resolution | 1080 x 2460 pixels | 1440 x 3168 pixels |
| Refresh rate | 90 Hz | 120Hz |
| Performance | ||
| RAM | 6GB | 12GB |
| Chipset | MediaTek Helio G81 | Snapdragon 8 Elite |
| Storage | 128GB | 256GB / 512GB |
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Spec data verified from manufacturer sources. Analysis AI-assisted and editorially reviewed. How we compare · Last verified
Explore more in phones, see all Poco products or all vivo products. View full details for the Poco C81 Pro or the vivo X300 Ultra.

