Oppo Reno6 5G vs ZTE Axon 40 Ultra - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date June 11, 2021 May 13, 2022
Release Year 2021 2022

Physical

Volume 85.92 cm³ 100.96 cm³
Screen Size to Weight Ratio 3.53 "/g 3.33 "/g
Weight 182 g 204 g
Height 156.8 mm 163.3 mm
Width 72.1 mm 73.6 mm
Thickness 7.6 mm 8.4 mm
Foldable Design No No
Available Colors
  • Blue
  • Aurora
  • Purple
  • Stellar Black
  • Silver
  • Gold
  • Black

Display

Screen Size 6.43 " 6.8 "
Resolution 1080 x 2400 1116 x 2480
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 88.3 % 92.9 %
Pixel Density 409 PPI 400 PPI
Refresh Rate 90 Hz 120 Hz
Typical Brightness 430 nits N/A
HBM Brightness 600 nits N/A
Peak Brightness 750 nits 1500 nits

Hardware

Battery Capacity per Screen Area 104.00 mAh/in² 108.13 mAh/in²
Battery Density 50.05 mAh/cm³ 49.53 mAh/cm³
Battery Capacity 4300 mAh 5000 mAh
NFC Support Yes Yes
Chipset Mediatek Dimensity 900 (6 nm) Qualcomm SM8450 Snapdragon 8 Gen 1 (4 nm)
CPU Octa-core (2x2.4 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55) Octa-core (1x3.00 GHz Cortex-X2 & 3x2.50 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)
GPU Mali-G68 MC4 Adreno 730

Connectivity

USB Version 2.0 3.1
OTG Support 1 1
DisplayPort
DisplayPort Version N/A N/A
USB Features USB Type-C 2.0, OTG USB Type-C 3.1, OTG

Software

Operating System Android Android
Initial OS Version 11 12
Maximum OS Version 12 13

Comparison Summary

Oppo Reno6 5G vs. ZTE Axon 40 Ultra: A Detailed Comparison

The Oppo Reno6 5G and ZTE Axon 40 Ultra cater to different segments of the smartphone market—one focusing on a balanced mid-range experience, while the other pushes into flagship territory. Here’s how they stack up in real-world use.


1. Specifications Breakdown

Design & Build

FeatureOppo Reno6 5GZTE Axon 40 UltraReal-World Implications
Dimensions156.8 × 72.1 × 7.6 mm163.3 × 73.6 × 8.4 mmThe Axon 40 Ultra is larger and heavier (204g vs. 182g), making the Reno6 more pocket-friendly. However, the Axon’s extra size accommodates a bigger battery and display.
Weight182g204gThe Reno6 is significantly lighter, better for long one-handed use.
ProtectionGorilla Glass 5UnknownThe Reno6 has better drop protection (Gorilla Glass 5), while the Axon’s screen durability is unclear.

Display

FeatureOppo Reno6 5GZTE Axon 40 UltraReal-World Implications
Size6.43" AMOLED6.8" AMOLEDThe Axon’s extra 0.37" makes it better for media consumption.
Resolution1080×2400 (409 PPI)1116×2480 (400 PPI)PPI is nearly identical—both are sharp, but the Axon packs more pixels for slightly finer detail.
Refresh Rate90Hz120HzThe Axon’s 120Hz display feels smoother in scrolling and gaming.
Brightness1100 nits1500 nitsThe Axon’s 1500 nits makes it far more visible in bright sunlight.

Performance

FeatureOppo Reno6 5GZTE Axon 40 UltraReal-World Implications
ChipsetMediaTek Dimensity 900 (6nm)Snapdragon 8 Gen 1 (4nm)The Snapdragon 8 Gen 1 is a flagship chip—30% faster in benchmarks.
GPUMali-G68 MC4Adreno 730The Axon’s Adreno 730 is superior for high-end gaming (Genshin Impact, COD Mobile).
RAM Options8GB / 12GB8GB / 12GB / 16GB / 18GBHeavy multitaskers will appreciate the Axon’s 18GB RAM option.
Storage128GB / 256GB128GB / 256GB / 512GB / 1TBThe Axon offers more storage flexibility, including a 1TB variant.

Camera

FeatureOppo Reno6 5GZTE Axon 40 UltraReal-World Implications
Main Camera50MP (f/1.8, 1/1.56")64MP (f/1.6, 1/1.72")The Axon has higher resolution, but the Reno6’s larger sensor captures more light.
Ultrawide16MP (f/2.2)64MP (f/2.3, wide + macro)The Axon’s ultrawide doubles as a macro lens, but lacks OIS.
Telephoto13MP (f/2.4)64MP (f/3.5)The Axon’s 64MP telephoto is sharper, but the Reno6’s wider aperture helps in low light.
Selfie Cam32MP (f/2.4)16MP (under-display)The Reno6’s 32MP selfie cam is better for detail, while the Axon hides its camera under the screen.
Video4K@30/60fps8K@30fps, 4K@120fpsThe Axon supports 8K recording, a big advantage for content creators.

Battery & Charging

FeatureOppo Reno6 5GZTE Axon 40 UltraReal-World Implications
Capacity4500mAh5000mAhThe Axon’s 5000mAh battery will last noticeably longer.
Charging65W65WBoth charge at the same speed—0 to 100% in ~30-35 mins.
Battery LifeModerate (~1 day)Excellent (~1.5 days)The Axon’s bigger battery + efficient chipset improves endurance.

Audio & Extras

FeatureOppo Reno6 5GZTE Axon 40 UltraReal-World Implications
SpeakersBasic monoStereo (DTS:X)The Axon has superior sound for media and gaming.
GPSMore satellite supportStandard GPSThe Reno6 has better location accuracy.
SecurityFingerprint sensorFingerprint sensorBoth use optical in-display scanners.

2. Key Insights

Oppo Reno6 5G Strengths:

Compact & lightweight – Easier to handle.
Better selfie camera – 32MP vs. 16MP under-display on the Axon.
Gorilla Glass 5 – Better screen protection.

ZTE Axon 40 Ultra Strengths:

Superior performance – Snapdragon 8 Gen 1, up to 18GB RAM.
Better display – 120Hz, 1500 nits brightness, bigger screen.
Superior battery life – 5000mAh lasts longer.
8K video & pro-grade cameras – Better for videography.

Trade-Offs:

  • The Axon 40 Ultra is bigger and heavier, which some users may dislike.
  • The Reno6 lacks ultra-high refresh rate and 8K video, making it less future-proof.
  • The Axon’s under-display selfie camera sacrifices sharpness for a cleaner look.

3. User Profiles & Recommendations

Who Should Get the Oppo Reno6 5G?

  • Casual users who want a light, compact phone.
  • Selfie lovers who prioritize front camera quality.
  • Budget-conscious buyers (likely cheaper due to older specs).

Who Should Get the ZTE Axon 40 Ultra?

  • Power users & gamers who need Snapdragon 8 Gen 1 performance.
  • Content creators who want 8K video and pro camera features.
  • Media consumers who value big-screen AMOLED with 120Hz.

4. Buying Decision Framework

Ask Yourself:

  1. Do I need flagship-level performance?ZTE Axon 40 Ultra (Snapdragon 8 Gen 1).
  2. Do I prioritize portability?Oppo Reno6 5G (lighter, smaller).
  3. Do I care about 8K video & high-end cameras?ZTE Axon 40 Ultra.

Scenario-Based Recommendations:

  • Best for Gaming & Multitasking: ZTE Axon 40 Ultra (120Hz, 18GB RAM).
  • Best for Everyday Use: Oppo Reno6 5G (balanced, lightweight).
  • Best for Future-Proofing: ZTE Axon 40 Ultra (8K, powerful chipset).

Final Verdict: Which Would I Choose?

I’d pick the ZTE Axon 40 Ultra.

Why?

  • The Snapdragon 8 Gen 1 ensures smooth performance for years.
  • The 120Hz AMOLED with 1500 nits brightness makes it great for media.
  • 8K video recording is a massive plus for content creation.
  • The 5000mAh battery means it lasts longer than the Reno6.

The Oppo Reno6 5G is still a great phone if you prefer a smaller, lighter device, but the Axon 40 Ultra’s flagship-level specs make it the better long-term investment.

Your choice depends on priorities—but for raw power & features, the Axon 40 Ultra wins. 🚀

Alex Griffin
Alex Griffin

Technology analyst specializing in mobile devices and consumer electronics.

Core Expertise

  • Mobile technology analysis
  • Consumer electronics evaluation
  • Technical specification interpretation
  • User experience insights

Professional Mission Empowering readers to make informed technology decisions by transforming intricate specifications into understandable, practical guidance.

Demystifying technology, one device at a time.