WOLFBOX SD Card Guide: What the Manuals Require, and What We'd Fit

Short version: a WOLFBOX will run happily on a much cheaper card than a VIOFO or a Vantrue will. Every WOLFBOX manual asks for the same thing, a Class 10 card over 32GB, formatted FAT32, up to a 512GB maximum. We would still fit a U3 V30 high endurance card, and the reason is heat and write cycles rather than raw speed.

This page sets out what WOLFBOX actually requires, what their published recording times are worth, and where their own blog disagrees with their own manuals.

What the Manuals Actually Require

We read the official manuals for the G900 Pro, both G900 TriPro versions, the WOLFBOX X5 dash cam, the WOLFBOX X3 dash cam and the WOLFBOX i07 dash cam. They are remarkably consistent, and the bar is low.

Speed class: Class 10, which means 10MB per second. No U3, no V30, no A2.
Minimum capacity: over 32GB. The TriPro manual is the only one that states it outright.
Maximum capacity: 512GB.
File system: FAT32.

The G900 Pro, i07 and X3 manuals all carry the same sentence, word for word.

"If you wish to use a micro SD card with a capacity > 32GB, Please change the micro SD card [Class10 (10MB/s) required] format to FAT 32 on PC."

That is a genuinely lower bar than the competition. VIOFO names two specific cards and refuses to support the rest. Vantrue names Samsung and tells you not to use SanDisk. WOLFBOX names SanDisk, Samsung or its own cards as reputable choices and leaves it there. If you have been told a WOLFBOX is fussy about cards, that is not what the manuals say.

One gap worth naming. The X5 manual contains no memory card information at all, in any of its five language sections. No maximum, no speed class, no file system. WOLFBOX's product page says 512GB, so treat that as a manufacturer claim rather than a documented specification. The X5 does ship with a 128GB card in the box.

Why We Fit a Better Card Than That

Class 10 is a rating about speed. It says the card can sustain 10MB per second. It says nothing about how many times you can rewrite it before it dies, and nothing about how it behaves at 60+ degrees.

That distinction is the whole argument. A three channel WOLFBOX writing 4K, 2.5K and 1080p at once asks for roughly 6 to 8MB per second. A Class 10 card clears that speed bar comfortably. What it does not clear is the duty cycle. The camera writes continuously, overwrites the oldest file, and repeats that every day. Often in a car that has been parked in the sun since morning.

Consumer cards are built for short bursts of writing with long idle periods in between. That is the opposite of dash cam work. A high endurance card uses different memory and a different controller, and the difference shows up after a few months rather than on day one.

So our position is simple. WOLFBOX will accept a Class 10 card, and it will work. We fit U3 V30 high endurance anyway. The failure we are trying to avoid is the one where the card quietly stops saving clips, and nobody notices until the day it matters.

Pro Tip: the cheapest real protection here is not a bigger card. It is checking your footage once a month. A card that has failed looks exactly like a card that is working, right up until you go looking for a clip.

How Long a WOLFBOX Records

WOLFBOX publishes recording times, but they need handling with care. None of the six manuals contains a recording time table, a gigabytes per hour figure or a bitrate. Everything WOLFBOX publishes on this sits on marketing pages and blog posts.

The figures below come from the chart on WOLFBOX's own memory card product page. It is the most considered version they publish, and it is the one we would use.

Recording mode	128GB	256GB	512GB
1080p, one channel	21h	43h	87h
2.5K, one channel	13h	26h	53h
4K, one channel	7h	15h	30h
4K + 2.5K, two channels	4h	9h	19h
4K + 2.5K + 1080p, three channels	3h	7h	15h

Three honest caveats. First, the chart is organised by resolution, not by model. WOLFBOX re-cuts the same graphic across product pages with the same numbers. Treat it as a guide to a recording mode, not a measurement of your camera. Second, the numbers do not scale cleanly, which marks them as rounded estimates. 4K goes 7, 15 then 30 hours, and 2.5K goes 13, 26 then 53. Third, WOLFBOX's own blog posts give different answers again, from four hours to about twenty for 4K on 128GB. We have not used those.

So is the chart any good? We cross-checked it against a brand that does publish tested figures. VIOFO measured its A229 Pro at 10 hours 30 minutes for a 4K and 2K pair on a 256GB card. For three channels it measured 8 hours 30 minutes. WOLFBOX's chart says 9 hours and 7 hours for the equivalent modes. Those are close enough that the chart looks like a reasonable estimate rather than a made up one. You can see the VIOFO figures in our VIOFO card guide.

One thing the chart does not tell you, and neither do the manuals. WOLFBOX does not publish how much of the card is reserved for locked event clips. Vantrue states a 70 and 30 per cent split in its manuals; WOLFBOX says nothing either way. Assume your real loop is somewhat shorter than the table above, and do not plan around the last hour of it.

Card Size by WOLFBOX Model

Channel count matters more than resolution, because every extra camera is another stream written at the same moment.

Model	Channels and resolution	Card we would fit
X3	2ch, 2.5K 60fps front + 1080p rear	128GB
i07	3ch, 2.5K front + 1080p rear + 1080p cabin	128GB, 256GB with parking mode
G900 Pro	2ch, 4K front + 2.5K rear	256GB
X5	3ch, 4K front + 2.5K rear + 1080p cabin	256GB
G900 TriPro Cabin	3ch, 4K front + 2.5K rear + 1080p cabin	512GB
G900 TriPro Bumper	3ch, 4K front + 2.5K rear + 1080p bumper	512GB

Two model notes that catch people out. The i07 records 2.5K at the front, not 4K, which is why it needs less card than the X5 despite both being three channel. The X3 trades frame rate rather than resolution. Its two settings are 2.5K at 60fps or 2.5K at 30fps, both paired with a 1080p rear.

WOLFBOX's own product pages flag 128GB as the recommendation on the G900 Pro and 256GB on the G900 TriPro. We go one size up from their suggestion on the multi channel cameras, because most Australian fitments we sell also run parking mode.

512GB Is the Ceiling on Every Model

Every WOLFBOX manual we read gives the same maximum: 512GB. The G900 Pro, both TriPro versions, the i07 and the X3 all state it in their specification tables. The X5 manual does not state one, and WOLFBOX's product page says 512GB for it as well.

There is no larger option and no SSD path, so a 512GB card is as far as a WOLFBOX goes. That is worth knowing before you buy a 1TB card expecting it to work.

One oddity we will flag rather than hide. The Italian section of the G900 Pro manual lists 256GB in one table. The English, German and French sections all say 512GB in the same place. We are treating 512GB as correct, because the Italian figure is outnumbered three to one inside the same document.

Specifications checked 14 September 2026.

FAT32, and Where WOLFBOX Disagrees With Itself

The manuals are clear. Format the card to FAT32, and for anything over 32GB do it on a PC. exFAT is not mentioned in any WOLFBOX manual we read.

WOLFBOX's own formatting blog says something different. It tells you to use FAT32 for cards of 32GB or smaller, and exFAT for 64GB and up. That is ordinary advice for consumer devices, and the opposite of what their own manuals ask for.

Follow the manual. If a card is not being read properly, format it to FAT32 rather than exFAT. Then format it again in the camera, so the camera lays down the folder structure it expects. Windows will not format a card larger than 32GB to FAT32 on its own, so that step needs a third party format tool.

Formatting a WOLFBOX Card

WOLFBOX asks for monthly formatting, and every two weeks if you record heavily. That matches what the other brands ask for, and it is the single most useful bit of maintenance in this category.

In the camera, it is under the settings menu as Format SD Card or Card Formatting. Loop recording writes and deletes files all day, which fragments the card over time, and formatting clears that out. Copy anything you want to keep first, because formatting takes the locked clips with it.

Our step by step, which covers every brand we sell, is in the guide to formatting a dash cam microSD card.

The Cards We Keep on the Shelf

We stock the WOLFBOX high endurance range in 128GB, 256GB and 512GB. All of them are U3 and V30 rated, well above the Class 10 the cameras ask for.

You do not have to use a WOLFBOX card. Their manuals do not require it, and their own guidance names SanDisk and Samsung as reputable alternatives. That is more open than either VIOFO or Vantrue. What we would avoid is an unbranded card from an overseas marketplace. Counterfeit microSD cards are common there. A fake 256GB card reports itself as 256GB while holding a fraction of that, and everything looks fine until you need the footage.

For a G900 TriPro or an X5 that sees regular parking mode, 256GB is the card we would put in our own cars.

Questions We Get Asked

What SD card does WOLFBOX use?

WOLFBOX manuals require a Class 10 card over 32GB, formatted FAT32, up to 512GB. Their guidance names SanDisk, Samsung or WOLFBOX as reputable brands. That is a lower requirement than most dash cam makers set. We would still fit a U3 V30 high endurance card for the extra write life.

Do I need a U3 card, or is Class 10 enough for a WOLFBOX?

Class 10 is all the manuals ask for, and it clears the speed a three channel WOLFBOX needs. U3 and V30 buy you endurance rather than speed, which is what actually wears out in a dash cam. A Class 10 card will work; a high endurance card will work for longer.

How long will a 128GB card record in a WOLFBOX?

Using WOLFBOX's own published chart: about 7 hours in 4K on one channel, about 4 hours for a 4K and 2.5K pair, and about 3 hours for three channels. Those are driving hours before the loop starts overwriting, not days. They are also WOLFBOX estimates by recording mode, not measurements of your exact camera.

What is the biggest SD card a WOLFBOX takes?

512GB, on every model we sell. The G900 Pro, both G900 TriPro versions, the i07 and the X3 all state it in their manuals. WOLFBOX's product page says the same for the X5. There is no 1TB option and no external drive option.

Can I use a SanDisk or Samsung card in a WOLFBOX?

Yes. WOLFBOX names both as reputable brands, which matters because the other two brands we sell do not agree with each other on this. VIOFO recommends SanDisk and rejects Samsung EVO; Vantrue recommends Samsung and advises against SanDisk. WOLFBOX is the relaxed one of the three.

How do I format a WOLFBOX SD card?

In the camera, under settings, as Format SD Card or Card Formatting. Do it monthly, or fortnightly if you drive for work. If you format on a computer first, use FAT32 rather than exFAT. That is what the manuals ask for, even though WOLFBOX's blog says otherwise.

Why does my WOLFBOX say the card cannot be read?

Most often the card is formatted exFAT rather than FAT32, or it was formatted on a computer and never formatted again in the camera. Try formatting in the camera first. If the message comes back within days, the card has reached the end of its life and wants replacing.