Nikon
D7100
24MP APS-C DSLR with no AA filter, 51-point AF, and dual SD slots — a DX classic.
$1,199
Launch priceReleased Feb 2013
Nikon
D90
Historic enthusiast DX DSLR — first Nikon with HD video (720p24), 12.3MP sensor, 11-point AF, built-in flash commander, and proven F-mount ergonomics.
$999
Launch priceReleased Aug 2008
D7100 is 4.5 years newer.
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Wins
D7100
Wins
D90
16 categories tied
Which would you choose?
TL;DR — Key differences
- AD7100 has higher Resolution (24.1 MP vs 12.3 MP)
- BD90 has lower Weight (520 g vs 765 g)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to shareD7100
136 × 106 × 76 mm
765 g (1.69 lb / 26.98 oz)
Credit card
85.6 × 54 mm
for scale
D90
138 × 98 × 88 mm
520 g (1.15 lb / 18.34 oz)
D7100 is 3mm narrower and 12mm thinner than D90 but it is also 8mm taller.
D7100 is 245 g heavier than D90.
Depth (front-to-back): 76mm D7100 · 88mm D90
Sensor size, to scale
D7100
23.5 × 15.6 mm · APS-C
367 mm² area
D90
23.5 × 15.6 mm · APS-C
367 mm² area
Lens ecosystem
Native lens selection
D7100
✓ more lensesNikon F
270+
native lenses available
D90
✓ more lensesNikon F
270+
native lenses available
Counts include current first-party and major third-party native autofocus lenses.
Use-case scoring
Which one for what?
Algorithmic scores from verified specs · 10 = best in class
Why pick one over the other
Reasons to choose
D7100
Dimensions (W×H×D mm)
Adds 135.5, 106, 76
Resolution
24.1 MP vs 12.3 MP — higher is better
Reasons to choose
D90
Dimensions (W×H×D mm)
Adds 138, 98, 88
Weight
520 g vs 765 g — lower is better
Both cameras share
- ✓ISO min (native) — Both 100
- ✓ISO max (native) — Both 25,600
- ✓AF points / zones — Both 493
- ✓AF frame coverage — Both 90 %
- ✓Eye AF — Both support eye af
- ✓Animal / bird AF — Both support animal / bird af
Pros & cons at a glance
Editorially curated highlights and trade-offs.
D7100
Pros
- ✓No AA filter
- ✓51-point AF
- ✓Dual SD slots
- ✓Pro build for DX
Cons
- –Very dated
- –No 4K
- –DSLR declining
D90
Pros
- ✓First Nikon DSLR with HD video
- ✓Built-in flash commander
- ✓Mature F-mount ecosystem
- ✓Strong used value for learning
- ✓Live View with contrast AF
Cons
- –12.3MP dated resolution
- –720p video only
- –4.5 fps burst
- –No modern connectivity
Decided which one is right for you?
Compare live prices for the D7100 and D90 at major authorized retailers.
Nikon D7100
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for landscape, D7100 or D90?
D7100 scores 5.0/10 versus 3.5/10 for D90 — Weather sealed for outdoor conditions.
What's the resolution difference between the D7100 and D90?
D7100 is 24.1 MP and D90 is 12.3 MP, so the D7100 captures more detail for cropping and large prints.
Do the D7100 and D90 have in-body image stabilization?
D7100 has 6-stop in-body image stabilization, while D90 has 6-stop in-body image stabilization.
Which shoots faster bursts — the D7100 or the D90?
D7100 reaches 15 fps electronic. D90 reaches 15 fps electronic.
What's the weight difference between the D7100 and D90?
D7100 weighs 765 g and D90 weighs 520 g, so the D90 is 245 g lighter.
Do the D7100 and D90 record 4K video?
D7100: 4K up to 60p. D90: 4K up to 60p.
Are the D7100 and D90 weather sealed?
D7100: Yes. D90: Yes.
Which has better battery life?
Rated battery life is 640 shots (CIPA) for the D7100 and 640 shots for the D90, giving the D90 the edge.
How much does each cost?
D7100 launched at $1,199 and D90 at $999. The D90 is $200 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way D7100 vs D90 vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.