IQOO Z9s vs Vivo T4 has sparked major interest in the mid-range segment, especially among users looking for solid performance without breaking the bank.
Both phones launched in 2025 and are equipped with competitive features for their price point. But when stacked against each other, which one comes out on top? In this detailed review of the iQOO Z9s vs Vivo T4, we’ll break down all key aspects—performance, display, design, battery, camera, and overall value—to help you make the right choice.
iQOO Z9s vs Vivo T4: Design and Build Quality Analysis
Design plays a crucial role in the smartphone experience. In the iQOO Z9s vs Vivo T4 comparison, both phones are crafted to appeal to modern users who want aesthetics and durability.
- iQOO Z9s boasts a premium matte finish, metallic edges, and minimalist rear panel design. It looks and feels more high-end.
- Vivo T4, on the other hand, opts for a glossy plastic back with gradient hues—more eye-catching but more prone to smudges.
Both models include side-mounted fingerprint scanners and slim bezels, but the Z9s offers a slightly thinner profile and more ergonomic in-hand feel.
Verdict: iQOO Z9s edges ahead for its more premium build.
Display Performance Comparison
When it comes to screen quality, display technology is everything.
- The iQOO Z9s comes with a 6.67-inch AMOLED panel boasting Full HD+ resolution and a 120Hz refresh rate. It delivers rich colors, deep blacks, and fluid motion—ideal for gaming and binge-watching.
- The Vivo T4 features a 6.64-inch LCD panel, also Full HD+ and 120Hz, but lacks the contrast and punch of AMOLED.
Whether you’re watching videos or scrolling through social feeds, AMOLED’s superior contrast ratio makes a visible difference.
Verdict: iQOO Z9s offers a better viewing experience.
Performance & Processing Power
One of the most important aspects of the iQOO Z9s vs Vivo T4 comparison is internal performance.
- iQOO Z9s is powered by the Snapdragon 6 Gen 1 chipset, paired with up to 8GB of RAM. It delivers fast app loading, high frame rates in games, and smooth multitasking.
- Vivo T4 runs on MediaTek Dimensity 6100+, also with up to 8GB RAM. It’s efficient but falls behind in benchmarks and high-performance tasks.
Real-world usage confirms the Z9s performs better with heavier games and prolonged usage, while the T4 is more suitable for casual users.
Verdict: iQOO Z9s wins in raw power and gaming.
Camera Capabilities: Which One Shoots Better?
In today’s smartphone market, camera performance is a key differentiator.
- iQOO Z9s features a dual camera setup with a 50MP main sensor and 2MP depth sensor, supporting AI features, night mode, and portrait optimization.
- Vivo T4 also comes with a 50MP sensor, but lacks advanced post-processing features. Its camera performance is decent in daylight but slightly weak in low light.
Both phones have 8MP selfie cameras, but Z9s offers more natural skin tones and dynamic range.
Verdict: iQOO Z9s offers better photography flexibility.
Battery Life and Charging Speed
Both the iQOO Z9s vs Vivo T4 are equipped with large 5000mAh batteries, but the charging technology sets them apart.
- iQOO Z9s supports 44W fast charging, getting you to 50% in just under 30 minutes.
- Vivo T4 supports 18W charging, which takes significantly longer to refuel.
In terms of screen-on-time, both devices offer over a day of average usage, but faster charging gives the Z9s a convenience edge.
Verdict: iQOO Z9s offers superior charging experience.
User Interface and Software
Both smartphones come with Android 14-based operating systems with their respective custom skins.
- iQOO Z9s offers a clean, responsive UI with minimal bloatware and customization options.
- Vivo T4 is also optimized for smooth usage but includes slightly more pre-installed apps.
OS updates and security patches are expected to be rolled out at a similar pace for both, ensuring longevity.
Verdict: Slight edge to iQOO Z9s for cleaner UI experience.
Price-to-Performance Value
If we evaluate iQOO Z9s vs Vivo T4 based on value, the pricing will depend on the region and variant (6GB/128GB or 8GB/128GB). Generally, both fall under the same price category, but the Z9s justifies its tag with better performance and features.
Verdict: iQOO Z9s provides better value for performance and hardware.
Final Verdict: Which One Should You Choose?
After comparing all the critical parameters, the winner of the iQOO Z9s vs Vivo T4 showdown is iQOO Z9s.
Choose iQOO Z9s if you want:
- AMOLED display with 120Hz refresh rate
- Better processor for gaming and multitasking
- Faster charging (44W)
- Premium design and smoother UI experience
Choose Vivo T4 if you prefer:
- A stylish, glossy finish
- Basic smartphone needs with decent specs
- Slightly cheaper pricing depending on the variant
For users seeking a performance-focused, durable, and fast-charging smartphone that can handle gaming, media, and photography efficiently, iQOO Z9s is the more complete package in 2025’s mid-range category.
