Upgrade Guide
Nikon D40→Nikon D750
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
→
Strong upgrade
The D750 improves across 5 key areas at a reasonable price gap. Most D40 owners will notice the difference.
What's new in the D750
-
Resolution24MP vs 6MP (+18MP)
-
Weather sealingAdded — fully sealed body
-
Burst rate6.5fps vs 2.5fps
-
Battery life~1230 shots (CIPA) vs ~470 shots (CIPA)
-
Generation8 years newer (2014 vs 2006)
Suitability by genre
Base scores — computed from verified specs for an enthusiast shooting photo and video. The Upgrade Checker adjusts them for your skill level.
| Genre | D40 | D750 | |
|---|---|---|---|
| Portrait | +1.7 | ||
| Street | -0.4 | ||
| Travel | +0.4 | ||
| Wedding & Events | +3.3 | ||
| Documentary | +2.4 | ||
| Sports & Action | +2.1 | ||
| Landscape | +2.8 | ||
| Wildlife | +1.6 | ||
| Casual | -0.2 | ||
| Food | +1.7 | ||
| Macro | +1.2 | ||
| Architecture | +2.4 | ||
| Astrophotography | +1.5 |
Full spec comparison
| Spec | D40 | D750 | |
|---|---|---|---|
| Price | — | £190 used | |
| Released | 2006 | 2014 | ↑ |
| Sensor | 6.1MP APS-C (DX) CCD | 24.3MP full-frame CMOS | |
| Resolution | 6MP | 24MP | ↑ |
| Video | No video | Full HD 1080p/60 | |
| Autofocus | 3-point phase-detect AF (AF-S / AF-I lenses only - no body AF motor) | 51-point phase-detect (15 cross-type, EV -3) via viewfinder; contrast AF with face priority in live view | |
| Stabilisation | No IBIS (lens-based stabilisation only) | No IBIS (lens-based stabilisation only) | |
| Burst Rate | 2.5fps | 6.5fps | ↑ |
| Battery Life | ~470 shots (CIPA) | ~1230 shots (CIPA) | ↑ |
| Weight | 475g (with battery) | 840g (with battery) | ↓ |
| Weather Sealed | Not weather sealed | Yes | ↑ |
| Viewfinder | Optical pentamirror, 95% coverage, 0.8x | Optical pentaprism, 100% coverage, 0.7x | |
| Screen | 2.5" fixed LCD, 230k dots | 3.2" tilting LCD, 1.23M dots | |
| Mount | Nikon F | Nikon F mount | |
| Memory Cards | Single SD slot | Dual SD slots |
Compare side-by-side
⚖️ Compare these cameras
See D40 and D750 next to each other with our interactive comparison tool.
Get a personalised upgrade score
Run the upgrade checker →
Tell us what you shoot and we'll score the D750 against your specific genres — not just specs.
Other upgrades from the D40
Related buying guides
Camera family history