Motorola Razr 40 Ultra vs Xiaomi Mi 6 – Detailed Smartphone Comparison

Overall Score and Overview

Display

6.9" 1080x2640 pixels

Camera

13MP

Hardware

8/12GB RAM Snapdragon 8+ Gen 1

Battery

3800mAh 30W5W

Display

5.15" 1080x1920 pixels

Camera

12MP

Hardware

4/6GB RAM Snapdragon 835

Battery

3350mAh 18W

Comparison Winner
Motorola Razr 40 Ultra
with a lead of 30.9 points
Related devices
Similar to Motorola Razr 40 Ultra68.4
Similar to Xiaomi Mi 637.5
If you're choosing between Motorola Razr 40 Ultra and Xiaomi Mi 6, choose Motorola Razr 40 Ultra for better overall specifications.

Frequently Asked Questions

Which phone has a better camera, Motorola Razr 40 Ultra or Xiaomi Mi 6?

The Motorola Razr 40 Ultra offers a significantly better camera system than the Xiaomi Mi 6. Being 6 years newer, it benefits from more advanced image processing technology and excels in superior main camera, better video recording, enhanced selfie camera. The technological advancement over this period results in notably improved photo and video quality.

Which display is better for everyday use?

The Motorola Razr 40 Ultra offers a better display experience with 6.9" and 1080x2640 pixels.

Which phone performs better in daily tasks?

The Motorola Razr 40 Ultra has better performance with 8/12GB RAM RAM and Snapdragon 8+ Gen 1.

Which phone has better battery life and charging?

The Motorola Razr 40 Ultra offers better battery performance with 3800mAh and 30W5W.

Basic Information
Device Name
Motorola Razr 40 UltraXiaomi Mi 6
Brand
MotorolaXiaomi
Operating System
Android 13, up to 3 major Android upgradesAndroid 7.1.1, up to Android 9.0, MIUI 8
Release Date
June 5, 2023April 1, 2017
Price
$ 279.97 / C$ 1,284.69 / £ 749.00 / € 532.32 / ₹ 47,999About 330 EUR
Body
Dimensions
Unfolded: 170.8 x 74 x 7 mmFolded: 88.4 x 74 x 15.1 mm145.2 x 70.5 x 7.5 mm (5.72 x 2.78 x 0.30 in)
Weight
184.5 g or 188.5 g (6.53 oz)168 g / 182 g (Ceramic) (5.93 oz)
Build
Plastic front (unfolded), glass front (folded, Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame (7000 series), hinge (stainless steel)Glass front (Gorilla Glass 4), glass back, stainless steel frame
SIM
Nano-SIM + eSIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Display
Display Type
Foldable LTPO AMOLED, 1B colors, HDR10+IPS LCD
Display Size
6.9 inches, 107.6 cm25.15 inches, 73.1 cm2
Resolution
1080 x 2640 pixels1080 x 1920 pixels
Refresh Rate
165HzUnknown
Brightness
1400 nits (peak)Unknown
Pixel Density
413 ppi428 ppi
Screen-to-body ratio
~85.1%~71.4%
Aspect Ratio
Unknown16:9
Protection
UnknownCorning Gorilla Glass 4
Main Camera
Main Camera
12 MP, f/1.5, (wide), 1/2.55", 1.4µm, PDAF, OIS
13 MP, f/2.2, 108˚ (ultrawide), 1/3.0", 1.12µm, AF
12 MP, f/1.8, 27mm (wide), 1/2.9", 1.25µm, PDAF, 4-axis OIS
12 MP, f/2.6, 52mm (telephoto), 1.0µm, AF, 2x optical zoom
FeaturesLED flash, panorama, HDRDual-LED dual-tone flash, HDR, panorama
Video Recording
4K@30/60fps, 1080p@30/60/120fps, HDR10+, gyro-EIS4K@30fps, 1080p@30fps, 720p@120fps
Selfie Camera
Selfie Camera
32 MP, f/2.4, (wide), 0.7µm
8 MP
FeaturesHDRUnknown
Video
4K@30/60fps, 1080p@30/60fps1080p@30fps
Hardware
Chipset
Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm)Qualcomm MSM8998 Snapdragon 835 (10 nm)
CPU
Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)Octa-core (4x2.45 GHz Kryo & 4x1.9 GHz Kryo)
GPU
Adreno 730Adreno 540
RAM
8/12GB RAM4/6GB RAM
Storage
256GB/512GB storage, no card slot64GB/128GB storage, no card slot
Performance Tests
AnTuTu v9
975461Unknown
GeekBench v5.1
3645Unknown
GeekBench v6
4045Unknown
GeekBench v4.4
Unknown6719
Battery
Capacity
3800mAh3350mAh
Charging
30W wired 5W wireless18W wired, QC3
Battery life
Endurance rating 83h (old)Endurance rating 80h (old)
Network
Technology
GSM / CDMA / HSPA / EVDO / LTE / 5GGSM / HSPA / LTE
2G bands
GSM 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1900 / 2100
4G bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 34, 38, 39, 40, 41, 42, 43, 48, 66 - International1, 3, 5, 7, 8, 38, 39, 40, 41
5G bands
1, 3, 5, 7, 8, 20, 28, 38, 41, 66, 77, 78, 79 SA/NSA/Sub6 - InternationalUnknown
Speed
HSPA, LTE (CA), 5GHSPA 42.2/5.76 Mbps, LTE (3CA) Cat9 450/50 Mbps
Sound
Loudspeaker
Yes, with stereo speakersYes, with stereo speakers
3.5mm jack
NoNo
Communications
WLAN
Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band or tri-band (region dependent)Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA
Bluetooth
5.3, A2DP, LE, aptX HD, aptX Adaptive, aptX Lossless5.0, A2DP, LE
Positioning
GPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5)GPS, GLONASS, BDS
NFC
YesYes
Radio
NoNo
USB
USB Type-C 2.0USB Type-C
Features
Sensors
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer (USA only)Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer

How Smartphones Are Evaluated: A Clear Guide to Our Rating Methodology

Choosing the right smartphone can feel overwhelming with so many options available. How do you know which phone offers the best value for your needs? Our comprehensive smartphone evaluation methodology is designed to help you understand what makes a phone stand out. We assess smartphones based on key factors like performance, camera quality, display, battery life, and more, ensuring a fair and balanced rating system. In this article, we'll break down how we evaluate smartphones in a way that's easy to understand, so you can make an informed decision. We'll also show you how our methodology applies in a sample comparison between two devices.

Why Smartphone Evaluation Matters

Smartphones are more than just communication devices—they're our cameras, entertainment hubs, and productivity tools. With prices ranging from budget-friendly to premium, it's essential to know what you're getting for your money. Our evaluation system analyzes a phone's features and performance to assign it a score, helping you compare devices across different brands and price ranges. Whether you're a tech enthusiast or a casual user, our methodology provides clarity on what makes a phone great.

Key Factors in Our Smartphone Rating System

We evaluate smartphones based on several critical components, each contributing to an overall score. Here's a look at the main factors we consider:

1. Performance: The Power Behind Your Phone

A smartphone's performance determines how smoothly it runs apps, games, and multitasking tasks. We assess performance by looking at:

  • Processor (Chipset): The brain of the phone, like Qualcomm Snapdragon, Apple A-series, or MediaTek Dimensity. Newer, more advanced chips score higher for speed and efficiency.
  • Benchmarks: We use industry-standard tests like AnTuTu and Geekbench to measure raw power, ensuring our ratings reflect real-world performance.
  • RAM: More RAM means better multitasking. We adjust expectations for iPhones, which need less RAM due to optimized software.
  • Storage Speed: Fast storage (like UFS 4.0 or NVMe in iPhones) improves app loading and file access.

For example, a phone with a high-end processor and ample RAM will score higher than one with an older chip and limited memory, but we also reward devices with excellent software optimization.

2. Camera: Capturing Your Moments

A great camera is a must for many users, whether for selfies, landscapes, or videos. Our camera evaluation includes:

  • Sensor Quality: Higher megapixels, larger sensors, and advanced features like optical image stabilization (OIS) boost scores.
  • Zoom and Versatility: Phones with telephoto or ultrawide lenses get extra points for flexibility.
  • Video Capabilities: Support for 8K, 4K at 60fps, or high frame rates (like 120fps) enhances the score.
  • Software Optimization: Some brands excel at processing images, so we factor in their software strengths.

We also calibrate our camera scores to align with industry benchmarks like DXOMARK, ensuring our ratings reflect professional standards. Older phones may lose points due to outdated camera tech.

3. Display: Your Window to Content

The display affects everything from watching videos to reading texts. We evaluate displays based on:

  • Type: AMOLED and OLED displays offer vibrant colors and deep blacks, scoring higher than LCDs. LTPO technology, which adjusts refresh rates, is a premium feature.
  • Resolution and PPI: Sharper displays (higher pixels per inch) score better for clarity.
  • Refresh Rate: Smooth scrolling with 120Hz or higher refresh rates earns extra points.
  • Brightness: Brighter displays (measured in nits) perform better in sunlight.

High-quality AMOLED displays often lead the pack, but we also penalize phones with lower refresh rates to keep things fair.

4. Battery Life: Keeping You Powered

A long-lasting battery is crucial for all-day use. Our battery evaluation considers:

  • Capacity: Larger batteries (measured in mAh) are normalized by display size for fairness.
  • Real-World Tests: We prioritize battery endurance test results over raw capacity.
  • Charging Speed: Faster wired and wireless charging boosts scores.
  • Features: Reverse wireless charging adds a small bonus.

Phones with efficient hardware often score well, while devices with ultra-fast charging shine in this category.

5. Software: The User Experience

Software affects usability and longevity. We rate software based on:

  • Update Support: Brands offering long-term updates (up to 7 years) earn high scores.
  • Optimization: Smooth, bloat-free software gets a boost.

Lesser-known brands may score lower if they provide shorter update periods or less polished interfaces.

6. Build Quality and Connectivity

A phone's durability and connectivity matter for everyday use. We look at:

  • Build: IP68 water and dust resistance earns higher scores than IP67 or no rating.
  • Connectivity: 5G support is a major factor, as it ensures future-proofing.

How We Combine Scores

Each component (performance, camera, etc.) receives a score from 1 to 10, weighted based on the phone's price category:

  • Premium Phones ($900+): High expectations for camera and performance, with balanced weighting.
  • High-End ($600–$900): Slightly less emphasis on cutting-edge features.
  • Mid-Range ($300–$600): Value-focused, rewarding balanced specs.
  • Entry-Level ($200–$300): Prioritizes essentials like battery and software.
  • Budget (Under $200): Focuses on reliability and core functionality.

The weighted scores are combined, adjusted for the phone's age (older phones lose points), and capped at 100. We also fine-tune scores based on brand-specific strengths, like optimization or display quality.

Real-World Example: Comparing Two Smartphones

To illustrate how our methodology works in practice, let's compare the two smartphones you are viewing right now:

Motorola Razr 40 Ultra

  • Overall Score: 68.4 points
  • Display: 6.9" 1080x2640 pixels
  • Camera: 13MP
  • Hardware: 8/12GB RAM, Snapdragon 8+ Gen 1
  • Battery: 3800mAh mAh, 30W charging

Xiaomi Mi 6

  • Overall Score: 37.5 points
  • Display: 5.15" 1080x1920 pixels
  • Camera: 12MP
  • Hardware: 4/6GB RAM, Snapdragon 835
  • Battery: 3350mAh mAh, 18W charging

Comparison Winner: Motorola Razr 40 Ultra with a lead of 30.9 points

Recommendation: If you're choosing between Motorola Razr 40 Ultra and Xiaomi Mi 6, choose Motorola Razr 40 Ultra for better overall specifications.

In this example, Motorola Razr 40 Ultra outperforms Xiaomi Mi 6, likely due to factors like its higher overall score reflecting better performance, camera, or display capabilities. This comparison highlights how our methodology balances different aspects of a phone, giving a clear winner based on overall performance while still acknowledging individual strengths.

Why Our Methodology Works

Our system is designed to be:

  • Comprehensive: Covers all major aspects of a smartphone.
  • Fair: Adjusts expectations based on price and age.
  • Transparent: Uses clear criteria and industry benchmarks.
  • User-Focused: Prioritizes features that matter to you, like camera quality and battery life.

Whether you're after a premium device, a versatile mid-range option, or a budget-friendly phone, our ratings help you find the best match for your needs.

Conclusion

Our smartphone evaluation methodology takes the guesswork out of choosing a phone. By analyzing performance, camera, display, battery, software, and build quality, we provide a clear, reliable score for every device. The sample comparison above demonstrates how our system can help you choose between two phones with different strengths. Next time you're shopping for a smartphone, use our ratings to find the perfect match for your lifestyle and budget.