Do the Nikon Z5IIC and Z5 II have the same bitrates?

Yes. Both use the 24.5 MP BSI sensor and EXPEED 7 engine, and Nikon published identical frame-size, frame-rate and codec options for both. 4K 60p is 340 Mbps H.265 10-bit in DX crop on both; N-RAW FX 30p is 420 Mbps on both. Storage planning is the same for either body. Nikon has not yet posted a Z5IIC reference manual, so the Z5IIC figures are the Z5 II's published values.

What is the real difference between the Z5IIC and Z5 II?

Card slots and the viewfinder. The Z5 II has two SD UHS-II slots; the Z5IIC has one. The Z5 II has an EVF; the Z5IIC has a flat top and the rear LCD only. Sensor, processor, codecs, bitrates, IBIS rating and weight are the same. The Z5IIC is $1,399.95 against $1,696.95 for the Z5 II.

Does losing the second card slot matter on the Z5IIC?

For capacity, not much — you can carry more cards. For risk, it matters a lot. The Z5 II's second slot can mirror every take as it is recorded, which is the only real protection against a card failing mid-shoot. The Z5IIC cannot do that at any price. On unrepeatable work — weddings, events, one-take interviews — that is a genuine reason to choose the Z5 II.

Nikon Z5IIC vs Z5 II — Storage & Bitrate Comparison

Q: Which is better value for video?

The Z5IIC saves about $300 and gives up the second slot and the EVF while recording identical files. If you shoot handheld or on a gimbal with the rear screen and your work is repeatable, the Z5IIC is the better buy. If you shoot paid, unrepeatable work, the second slot is worth more than $300.

These two cameras record identical files. Same 24.5 MP BSI sensor, same EXPEED 7 engine, same codecs, same bitrates, same N-RAW ceiling. The comparison is not about file sizes at all — it is about what happens to those files once they are written, because the Z5 II has two card slots and the Z5IIC has one.

Sourcing note. Both columns are now transcribed from each camera's own Nikon Reference Guide. The Z5IIC guide went up when the camera shipped in October 2026, and its bit-rate table is identical to the Z5 II's in every row — so the claim below that these two record the same files is Nikon's, not an inference of ours.

Bitrates: Identical Across the Board

Mode	Z5IIC	Z5 II
4K 60p / 50p H.265 10-bit (DX crop)	340 Mbps	340 Mbps
4K 60p / 50p H.265 8-bit (DX crop)	300 Mbps	300 Mbps
4K 30p / 25p / 24p H.265 10-bit	190 Mbps	190 Mbps
4K 30p / 25p / 24p H.265 8-bit	150 Mbps	150 Mbps
Full HD 120p / 100p H.265 10-bit	190 Mbps	190 Mbps
Full HD 60p H.264 8-bit	50 Mbps	50 Mbps
N-RAW 12-bit FX 4032×2268 30p	420 Mbps	420 Mbps
N-RAW 12-bit FX 4032×2268 24p	340 Mbps	340 Mbps
N-RAW 12-bit DX 3984×2240 30p	410 Mbps	410 Mbps
MP4 proxy alongside N-RAW	30 Mbps	30 Mbps

There is no row where these differ. Per-hour storage is therefore the same on both: about 153 GB/hr at 4K 60p H.265 10-bit, 86 GB/hr at 4K 24p, and roughly 203 GB/hr for FX N-RAW 30p once the proxy is counted.

Where They Actually Diverge

	Z5IIC	Z5 II
Card slots	1× SD UHS-II	2× SD UHS-II
Backup / overflow recording	Not possible	Yes
Viewfinder	None — rear LCD only	EVF
Body	Flat-top, magnesium alloy in key areas	Conventional DSLR-style hump
Weight	620 g	620 g
Price (body only, at launch)	$1,399.95	$1,696.95
Availability	Mid-October 2026	Shipping since 2025

The Second Slot Is the Whole Decision

It is tempting to treat a second card slot as extra capacity. It is not — capacity is cheap, and you can always carry another card. What the second slot buys is simultaneous backup: the Z5 II can write every take to both cards at once, so a card failure costs you nothing. The Z5IIC cannot do this at any card size or price.

That distinction maps cleanly onto the kind of work you do:

Repeatable work — personal projects, B-roll, product shots, anything you could reshoot. The Z5IIC's single slot is a non-issue, and you keep the $300.
Unrepeatable work — weddings, events, interviews you get one pass at, travel you will not redo. The Z5 II's mirrored recording is worth considerably more than the price gap.
N-RAW shooters — note that the Z5 II can also write N-RAW to one card and the proxy to the other, which spreads throughput. On the Z5IIC both streams share a single card.

Open the calculator with the Z5IIC →

Cards for Either Body

Nikon recommends V90 for both. The heaviest demand is N-RAW FX 30p plus its proxy — about 450 Mbps, or roughly 56 MB/s sustained.

ProGrade Digital Iridium V90 512 GB UHS-II SDXC — about 2 hours 32 minutes of FX N-RAW 30p with proxy on either body.
Lexar Professional GOLD V90 256 GB UHS-II SDXC — roughly 1 hour 16 minutes of FX N-RAW. Buy these in pairs for the Z5 II so you can mirror.
SanDisk Extreme PRO V90 128 GB UHS-II SDXC — about 50 minutes of 4K 60p H.265 10-bit.
Delkin BLACK V90 128 GB UHS-II SDXC — free data recovery, which is a partial substitute for the backup slot the Z5IIC does not have.

Verdict

On storage arithmetic these are the same camera, and any calculator page that tells you otherwise is guessing. Plan capacity identically for both.

Choose the Z5IIC if you want the smaller body and the lower price and your work tolerates a single copy of the footage. Choose the Z5 II if a lost card would cost you a job. That is the entire comparison, and it is worth deciding deliberately rather than on price.

Open the calculator with the Z5 II →

Frequently Asked Questions

Do they have the same bitrates?

Yes — identical in every published mode, including N-RAW. Same sensor, processor and codec options.

What is the real difference?

One card slot versus two, and no EVF on the Z5IIC. Same weight, same recording capability, $300 apart.

Does the single slot matter?

For capacity, no. For risk, yes — the Z5IIC cannot mirror takes to a backup card, which matters on work you cannot reshoot.

Which is better value for video?

The Z5IIC, unless your work is unrepeatable. Identical files for $300 less is a straightforward win when a single copy is acceptable.