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Apple iPhone 16 vs Apple iPhone 17

Side-by-side comparison of viewing distance, PPI, and specifications

Apple iPhone 16

6.1" · 1179×2556 · OLED
Optimal Viewing Distance 19cm
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Apple iPhone 17

6.3" · 1206×2622 · OLED
Optimal Viewing Distance 19cm
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Category Ranking

Pixel Density (PPI)28in category
Apple iPhone 16461 PPI #13
Apple iPhone 17458 PPI #17
368 PPI521 PPI
HDR Peak Brightness28in category
Apple iPhone 162000 nits #25
Apple iPhone 173000 nits #8
2000 nits4500 nits
DCI-P3 Color Gamut28in category
Apple iPhone 16100% #1
Apple iPhone 17100% #1
100%100%
Refresh Rate
Apple iPhone 1660 Hz
Apple iPhone 17120 Hz
StandardHighUltra

Summary

  • Sharpness: identical — Both screens are retina at 30cm. With nearly identical pixel density (461 vs 458 PPI), there is no visible difference in sharpness.
  • Brightness: advantage Apple iPhone 17 — Similar SDR brightness (1000 vs 1000 nits), but the Apple iPhone 17 leads in HDR peak (3000 vs 2000 nits).

Key Differences

Specification Apple iPhone 16 Apple iPhone 17
Pixel Density (PPI) 461 458
Screen Size 6.1" 6.3"
Resolution 1179×2556 1206×2622
Refresh Rate 60 Hz 120 Hz
HDR Peak Brightness 2000 nits 3000 nits
Year 2024 2025
All specifications
Specification Apple iPhone 16 2024 Apple iPhone 17 2025
Screen Size 6.1" 6.3" (Better)
Resolution 1179×2556 1206×2622 (Better)
Pixel Density (PPI) 461 (Better) 458
Optimal Viewing Distance 19cm 19cm
Panel Type OLED OLED
Viewing Angle 178° 178°
Aspect Ratio 131:284 201:437
Refresh Rate 60 Hz 120 Hz (Better)
Variable Refresh Rate (VRR) None None
Response Time 1 ms GTG 1 ms GTG
HDR Certification None None
SDR Brightness 1000 nits 1000 nits
HDR Peak Brightness 2000 nits 3000 nits (Better)
Contrast Ratio 1:2,000,000 1:2,000,000
Ports USB-C USB-C
Color Gamut sRGB 100% · DCI-P3 100% sRGB 100% · DCI-P3 100%
Year 2024 2025 (Better)

Frequently Asked Questions

Which has better PPI: Apple iPhone 16 or Apple iPhone 17?
The Apple iPhone 16 has 461 PPI compared to 458 PPI for the Apple iPhone 17.
Which has a closer optimal viewing distance?
Both require 19cm for retina quality.
Methodology & Sources

Formula: Retina distance (cm) = 3438 / PPI. Displayed values are rounded for readability.

Sources: Official manufacturer spec sheets and product pages. Specs are normalized before comparisons.

Comparison winners are calculated metric by metric (higher is better for most specs; lower is better for distance/response time).

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