Xiaomi Poco F3 vs Asus Zenfone 11 Ultra - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date March 27, 2021 April 14, 2024
Release Year 2021 2024

Physical

Volume 97.55 cm³ 111.96 cm³
Screen Size to Weight Ratio 3.4 "/g 3.03 "/g
Weight 196 g 224 g
Height 163.7 mm 163.8 mm
Width 76.4 mm 76.8 mm
Thickness 7.8 mm 8.9 mm
Foldable Design No No
Available Colors
  • Arctic White
  • Night Black
  • Deep Ocean Blue
  • Moonlight Silver
  • Eternal Black
  • Skyline Blue
  • Misty Gray
  • Desert Sand

Display

Screen Size 6.67 " 6.78 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 85.9 % 88.2 %
Pixel Density 395 PPI 388 PPI
Refresh Rate 120 Hz 144 Hz
Typical Brightness N/A N/A
HBM Brightness N/A 1600 nits
Peak Brightness 1300 nits 2500 nits

Hardware

Battery Capacity per Screen Area 101.60 mAh/in² 119.65 mAh/in²
Battery Density 46.33 mAh/cm³ 49.12 mAh/cm³
Battery Capacity 4520 mAh 5500 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8250-AC Snapdragon 870 5G (7 nm) Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm)
CPU Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585) Octa-core (1x3.3 GHz Cortex-X4 & 3x3.2 GHz Cortex-A720 & 2x3.0 GHz Cortex-A720 & 2x2.3 GHz Cortex-A520)
GPU Adreno 650 Adreno 750

Connectivity

USB Version 2.0 N/A
OTG Support 1
DisplayPort
DisplayPort Version N/A N/A
USB Features USB Type-C 2.0, OTG USB Type-C

Software

Operating System Android Android
Initial OS Version 11 14
Maximum OS Version 13 16

Comparison Summary

1. Specifications Comparison

Design

FeatureXiaomi Poco F3Asus Zenfone 11 UltraPractical Impact
Dimensions163.7 × 76.4 × 7.8 mm163.8 × 76.8 × 8.9 mmAsus is slightly thicker and has more volume, may feel less sleek.
Weight196g224gPoco F3 is significantly lighter, more comfortable for prolonged use.

Display

FeatureXiaomi Poco F3Asus Zenfone 11 UltraPractical Impact
Size6.67"6.78"Asus has a slightly larger display, better for media consumption.
Resolution1080x24001080x2400Identical sharpness on both screens.
PPI395388Similar pixel density, negligible visual difference.
TechnologyAMOLEDAMOLEDBoth have vibrant colors, deep blacks, and good contrast.
Refresh Rate120Hz144HzAsus is slightly smoother for gaming and UI animations.
Brightness1300 nits2500 nitsAsus is dramatically brighter, excellent visibility in direct sunlight.

Performance

FeatureXiaomi Poco F3Asus Zenfone 11 UltraPractical Impact
ChipsetQualcomm Snapdragon 870 5G (7 nm)Qualcomm Snapdragon 8 Gen 3 (4 nm)Asus has much more processing power for demanding tasks and future proofing.
AnTuTu Score800,2161,532,000Asus has substantially better performance, better for gaming and intensive apps.
GPUAdreno 650Adreno 750Asus has much better graphics performance, better for gaming and graphics-intensive applications.

Battery

FeatureXiaomi Poco F3Asus Zenfone 11 UltraPractical Impact
Capacity4520mAh5500mAhAsus has a larger battery, offering longer usage times.
Charging33W fast charging65W fast chargingAsus charges much faster.
FeaturesQC3+/PD3.015W wireless, 10W reverse wiredAsus offers wireless charging, reverse wired charging, Poco only offers fast charging protocol support

Camera

FeatureXiaomi Poco F3Asus Zenfone 11 UltraPractical Impact
Main Camera Resolution48MP50MPAsus captures slightly more detailed images in good lighting.
Main Camera Aperturef/1.79f/1.9Poco potentially performs slightly better in low light situations due to the wider aperture, but the larger sensor in the Asus camera is a big benefit.
Main Camera Sensor Size1/2"1/1.56"Asus captures more light and potentially produces better images overall, particularly in low light.
Selfie Camera Resolution20MP32MPAsus captures more detailed selfies.
Selfie Camera Aperturef/2.45f/2.5Poco theoretically performs slightly better in low light situations due to the wider aperture, but the larger sensor in the Asus camera is a big benefit.
Selfie Camera Sensor Size1/3.4"1/3.2"Asus captures more light and potentially produces better selfie images overall.
Telephoto LensNone32MPAsus has much better zoom capabilities for photos and videos
Wide Angle LensNone13MPAsus offers additional versatility with a wide angle lens
VideoUp to 4K@30fpsUp to 8K@24fpsAsus can record much higher resolution video, offering much better professional-grade video capture, as well as better stabilization features
Camera FeaturesDigital Zoom, EIS, Autofocus, touch focus etcDigital Zoom, OIS, Gimbal, PDAF etcAsus has much better image stabilization, autofocus, and a raw mode for photography
DxOMark ScoreNot tested125Asus has a good camera rating

2. Key Differences Analysis

Xiaomi Poco F3 Advantages

  • Lighter: Significantly lighter (28g) making it more comfortable for extended use.
  • Wider main camera aperture: Slightly better low-light performance on the main camera due to f/1.79 aperture.
  • Lower Price: The Poco F3 is significantly cheaper, offering excellent value for its price point.
  • Side-mounted fingerprint sensor: More advanced than a basic sensor.

Asus Zenfone 11 Ultra Advantages

  • Significantly More Powerful: Superior Snapdragon 8 Gen 3 chipset for much faster performance in all tasks and gaming.
  • Brighter Display: 2500 nits for exceptional outdoor visibility, 1200 nits brighter.
  • Larger Battery: 5500mAh battery for longer battery life.
  • Faster Charging: 65W charging for faster recharge times, plus wireless charging capabilities.
  • Better Camera System: Larger sensors, additional lenses, OIS, Gimbal, and higher resolution video recording for superior image quality and versatility.
  • Newer Software: Ships with the latest Android version, and will be updated to a later version.
  • Better Connectivity: Newer Bluetooth and Wifi standards
  • More Storage and RAM: Higher storage and RAM capacities are available

Trade-offs

  • The Asus Zenfone 11 Ultra is significantly more expensive than the Xiaomi Poco F3.
  • The Asus Zenfone 11 Ultra is heavier than the Poco F3, which may not be as comfortable for prolonged usage.
  • The Xiaomi Poco F3, while an older model, still provides excellent value for users who prioritize cost-effectiveness and a lightweight design.

3. User Profiles & Recommendations

Xiaomi Poco F3 Ideal User

  • Budget-conscious users: Prioritizes affordability while maintaining strong performance for everyday tasks.
  • Users who value lightness: Prefers a phone that's comfortable to hold for long periods.
  • Casual gamers: Can handle most games well at its price point.
  • Users who need a reliable phone for day-to-day tasks: Ideal for social media, communication, and light multimedia.

Asus Zenfone 11 Ultra Ideal User

  • Power users: Demanding tasks, heavy gaming, and professional applications.
  • Photography enthusiasts: Prioritize a versatile, high-quality camera with advanced features.
  • Users who need maximum screen brightness: Works outdoors often and need to see the display in sunlight
  • Multimedia consumers: Enjoys watching videos, streams content often
  • Users who value future-proofing: Desire a phone that will remain performant for several years.

Specific Use Cases

  • Poco F3: Social media browsing, light gaming, communication, everyday photography, and media consumption.
  • Asus Zenfone 11 Ultra: High-end mobile gaming, professional video recording, photography, intensive productivity tasks, prolonged outdoor use, and power-demanding tasks.

4. Decision Framework

Key Questions

  1. What is your budget? The Poco F3 is much more affordable and is the better option for a limited budget.
  2. How important are top performance, camera quality, and future-proofing? The Zenfone 11 Ultra is vastly superior in these areas, especially with the vastly improved camera.
  3. How important is weight and comfort? The Poco F3 is the better choice if you're looking for a lighter device.

Scenario-Based Recommendations

  • Scenario 1: Budget-conscious user needing a reliable all-rounder:
    • Recommendation: Xiaomi Poco F3. It provides a very good experience for most daily tasks at a fraction of the cost of the Asus.
  • Scenario 2: User seeking the best possible performance and camera experience, regardless of budget:
    • Recommendation: Asus Zenfone 11 Ultra. It offers top-tier performance, a much better camera, and future-proofing.
  • Scenario 3: User who prioritizes a lightweight phone for extended use:
    • Recommendation: Xiaomi Poco F3. Its lower weight makes it more comfortable for prolonged usage, but the benefits of the Asus device are substantial and should still be considered.

My Choice

Personally, I would choose the Asus Zenfone 11 Ultra. While the Xiaomi Poco F3 is a very capable phone, the Zenfone 11 Ultra offers so much more in terms of performance, camera quality, screen brightness, battery, charging, and future-proofing. The significant performance jump due to the newer chipset, the much improved camera system, brighter screen, and larger battery are major factors that outweigh the slight increase in weight and cost. For a user who requires high performance in demanding applications, as well as a versatile and excellent quality camera, the Zenfone is the better option. The improved camera is a huge draw, and while the Poco F3 is a good budget option, the value offered by the Zenfone 11 Ultra is hard to ignore.

Emily Harper
Emily Harper

Technology Insights Specialist

Dedicated technology writer specializing in mobile device analysis and technology communication. Expert at translating complex smartphone features into clear, actionable insights for diverse audiences.

Key Strengths:

  • Mobile technology analysis
  • Digital media communication
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Bridging technical complexity with engaging, accessible narratives.