Dell XPS 15 OLED vs Lenovo ThinkPad X1 Carbon Gen 12
Side-by-side comparison of viewing distance, PPI, and specifications
Lenovo ThinkPad X1 Carbon Gen 12
14" · 2880×1800 · OLED
Optimal Viewing Distance 36cm
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Category Ranking
Pixel Density (PPI)18in category
Dell XPS 15 OLED261 PPI #1
Lenovo ThinkPad X1 Carbon Gen 12243 PPI #7
189 PPI261 PPI
HDR Peak Brightness18in category
Dell XPS 15 OLED500 nits #13
Lenovo ThinkPad X1 Carbon Gen 12500 nits #13
500 nits1600 nits
DCI-P3 Color Gamut17in category
Dell XPS 15 OLED100% #1
Lenovo ThinkPad X1 Carbon Gen 12100% #1
97%100%
Refresh Rate
Dell XPS 15 OLED60 Hz
Lenovo ThinkPad X1 Carbon Gen 12120 Hz
StandardHighUltra
Summary
- Sharpness: no visible difference — Both screens exceed the retina threshold at 50cm. The Dell XPS 15 OLED has 8% higher pixel density (261 vs 243 PPI), but this only becomes visible below 33cm.
- Brightness: comparable — Both screens offer similar brightness (400 vs 400 nits SDR). Neither has a meaningful advantage for outdoor use.
Key Differences
| Specification | Dell XPS 15 OLED | Lenovo ThinkPad X1 Carbon Gen 12 |
|---|---|---|
| Screen Size | 15.6" | 14" |
| Resolution | 3456×2160 | 2880×1800 |
| Pixel Density (PPI) | 261 | 243 |
| Optimal Viewing Distance | 33cm | 36cm |
| Viewing Angle | 178° | 170° |
| USB-C Power Delivery | 130 W | 65 W |
| Color Gamut | sRGB 100% · DCI-P3 100% · Adobe RGB 96% | sRGB 100% · DCI-P3 100% · Adobe RGB 90% |
| Refresh Rate | 60 Hz | 120 Hz |
| Response Time | 1 ms GTG | 0.2 ms GTG |
| Year | 2023 | 2024 |
All specifications
| Specification | Dell XPS 15 OLED 2023 | Lenovo ThinkPad X1 Carbon Gen 12 2024 |
|---|---|---|
| Screen Size | 15.6" (Better) | 14" |
| Resolution | 3456×2160 (Better) | 2880×1800 |
| Pixel Density (PPI) | 261 (Better) | 243 |
| Optimal Viewing Distance | 33cm (Better) | 36cm |
| Panel Type | OLED | OLED |
| Viewing Angle | 178° (Better) | 170° |
| Aspect Ratio | 16:10 | 16:10 |
| Refresh Rate | 60 Hz | 120 Hz (Better) |
| Variable Refresh Rate (VRR) | None | None |
| Response Time | 1 ms GTG | 0.2 ms GTG (Better) |
| HDR Certification | DisplayHDR True Black 500 | DisplayHDR True Black 500 |
| SDR Brightness | 400 nits | 400 nits |
| HDR Peak Brightness | 500 nits | 500 nits |
| Contrast Ratio | 1:1,000,000 | 1:1,000,000 |
| Ports | USB-C | 1x HDMI · USB-C |
| USB-C Power Delivery | 130 W (Better) | 65 W |
| Color Gamut | sRGB 100% · DCI-P3 100% · Adobe RGB 96% (Better) | sRGB 100% · DCI-P3 100% · Adobe RGB 90% |
| Year | 2023 | 2024 (Better) |
Frequently Asked Questions
Which has better PPI: Dell XPS 15 OLED or Lenovo ThinkPad X1 Carbon Gen 12?
The Dell XPS 15 OLED has 261 PPI compared to 243 PPI for the Lenovo ThinkPad X1 Carbon Gen 12.
Which has a closer optimal viewing distance?
The Dell XPS 15 OLED requires 33cm vs 36cm for the Lenovo ThinkPad X1 Carbon Gen 12 to reach retina quality.
Related Comparisons
Apple MacBook Air 13" M3 2024 · 225 PPI · 13.6" · 60 Hz
vs Dell XPS 15 OLED 2023 · 261 PPI · 15.6" · 60 Hz
Apple MacBook Air 13" M3 2024 · 225 PPI · 13.6" · 60 Hz
vs Lenovo ThinkPad X1 Carbon Gen 12 2024 · 243 PPI · 14" · 120 Hz
Apple MacBook Air 15" M3 2024 · 224 PPI · 15.3" · 60 Hz
vs Dell XPS 15 OLED 2023 · 261 PPI · 15.6" · 60 Hz
Apple MacBook Air 15" M3 2024 · 224 PPI · 15.3" · 60 Hz
vs Lenovo ThinkPad X1 Carbon Gen 12 2024 · 243 PPI · 14" · 120 Hz
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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