iPad Air M3 vs iPad Air M4 13-inch: Is the Upgrade Worth It?
Should the iPad Air M3 still be on your shortlist now that the iPad Air M4 13-inch has replaced it? This one has a front-runner. The iPad Air M4 13-inch wins 3 of 5 compared areas, and memory & storage is where the difference is hardest to miss. Budget is a real factor too: at launch, the iPad Air M3 undercut the iPad Air M4 13-inch by $200.
At a glance
- Display iPad Air M4 13-inch wins
- Performance Tie
- Memory & Storage iPad Air M4 13-inch wins
- Cameras Tie
- Battery & Connectivity iPad Air M4 13-inch wins
- Price iPad Air M3 wins
- Display1.7
- Performance10.0
- Memory & Storage5.0
- Cameras9.0
- Battery & Connectivity4.5
- Display5.0
- Performance10.0
- Memory & Storage10.0
- Cameras9.0
- Battery & Connectivity10.0
Spec scores (0 to 10) are calculated from manufacturer specs against other models in the same class. See how the formula works. They are not reviews or user ratings.
Key Differences
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The iPad Air M4 13-inch has 4 GB more RAM
Here the iPad Air M4 13-inch pulls well ahead of the iPad Air M3, with 12 GB compared to 8 GB. More RAM lets a tablet keep more apps and browser tabs active, which matters for split-screen multitasking.
-
The iPad Air M4 13-inch has a 2-inch larger screen
Differences like this cut both ways. The iPad Air M4 13-inch lists 13 in, the iPad Air M3 11 in. Screen size largely decides what kind of tablet this is (a portable reader or a laptop stand-in), so think about where you’ll use it.
-
The iPad Air M4 13-inch has 26% more battery capacity
The iPad Air M4 13-inch doesn’t just edge this one; 36.6 Wh against 28.9 Wh is a lead you’ll feel. A bigger battery usually means more hours of reading, streaming and working between charges.
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The iPad Air M4 13-inch has 20% higher brightness
Small gaps can still matter over time, and here the iPad Air M4 13-inch leads 600 nits to 500 nits. Indoors, both may be plenty bright; the gap matters most in strong daylight.
-
The iPad Air M4 13-inch has
More isn’t automatically better here: the iPad Air M4 13-inch’s 8.46 in and the iPad Air M3’s 7.03 in simply suit different preferences. If you plan to use it mostly in your hands, a narrower tablet is easier to grip for longer.
Design & Size
- iPad Air M3 9.75 in × 7.03 in × 0.24 in
- iPad Air M4 13-inch 11.05 in × 8.46 in × 0.24 in
Size is a trade-off, not a score: the iPad Air M4 13-inch is larger, the iPad Air M3 more compact.
Design & Build
| Spec | iPad Air M3 | iPad Air M4 13-inch |
|---|---|---|
| Height | 9.75 in | 11.05 in |
| Width | 7.03 in | 8.46 in |
| Thickness | 0.24 in | 0.24 in |
| Weight | 16.23 oz | N/A (not specified) |
Display
iPad Air M4 13-inch leads
The iPad Air M4 13-inch edges the display section, though the iPad Air M3 stays close. The iPad Air M4 13-inch scores with 20% higher brightness. Higher brightness keeps the screen readable next to bright windows, on a balcony or on a sunny train ride. The takeaway: on display, the iPad Air M4 13-inch is the stronger tablet.
Screen size
iPad Air M3: 11 in iPad Air M4 13-inch: 13 in Larger tablets shine on a desk or a couch; smaller ones are better for reading in bed or using on the move.
Peak brightness (SDR)
iPad Air M3: 500 nits iPad Air M4 13-inch: 600 nits The iPad Air M4 13-inch’s brighter panel also gives HDR video more punch.
Performance
Too close to call
In the performance category, the iPad Air M3 and the iPad Air M4 13-inch land in almost the same place. The takeaway: performance is not where these two differ.
Memory & Storage
iPad Air M4 13-inch leads
No contest in memory & storage: the iPad Air M4 13-inch is the stronger of the two. The iPad Air M4 13-inch gives you 4 GB more RAM. Pro apps for photo, video and music work lean heavily on memory, so the iPad Air M4 13-inch has more room to breathe. If this section decides it for you, choose the iPad Air M4 13-inch.
RAM
iPad Air M3: 8 GB iPad Air M4 13-inch: 12 GB Extra memory also helps a tablet stay usable as apps grow heavier over the years.
Accessories & Productivity
For accessories & productivity, the differences are in the specifics (component names and types), so the table is the place to look.
Cameras
Too close to call
Neither the iPad Air M3 nor the iPad Air M4 13-inch has a real advantage in the cameras category. Either tablet will serve you equally well on cameras.
Battery & Connectivity
iPad Air M4 13-inch leads
This section belongs to the iPad Air M4 13-inch. In battery & connectivity, it leads the iPad Air M3 by a margin that’s hard to ignore. The iPad Air M4 13-inch wins here with 26% more battery capacity. Capacity is only half of the story, since screen size and chip efficiency also shape real endurance. For anyone who cares most about battery & connectivity, the iPad Air M4 13-inch is the safer choice.
Battery
iPad Air M3: 28.9 Wh iPad Air M4 13-inch: 36.6 Wh The iPad Air M4 13-inch carries more capacity, which helps with heavier work that drains a battery faster.
Full Specifications
Display
| Spec | iPad Air M3 | iPad Air M4 13-inch |
|---|---|---|
| Screen size | 11 in | 13 in |
| Panel type | Liquid Retina (LCD) | Liquid Retina (LCD) |
| Resolution | 2360 x 1640 | 2732 x 2048 |
| Pixel density | 264 ppi | 264 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Peak brightness (SDR) | 500 nits | 600 nits (winner) Brightest screen in class |
| Fully laminated display | Yes | Yes |
Performance
| Spec | iPad Air M3 | iPad Air M4 13-inch |
|---|---|---|
| Chip | M3 | M4 |
| CPU cores | 8 | 8 |
| GPU cores | 9 | 9 |
Memory & Storage
| Spec | iPad Air M3 | iPad Air M4 13-inch |
|---|---|---|
| RAM | 8 GB Least RAM in class | 12 GB (winner) |
| Base storage | 128 GB | 128 GB |
| Max storage | 1 TB | 1 TB |
Accessories & Productivity
| Spec | iPad Air M3 | iPad Air M4 13-inch |
|---|---|---|
| Stylus support | Apple Pencil Pro, Apple Pencil (USB-C) | Apple Pencil Pro, Apple Pencil (USB-C) |
| Keyboard accessory | Magic Keyboard for iPad Air (M3) | Magic Keyboard for iPad Air |
| OS at launch | iPadOS 18 | N/A (not specified) |
Cameras
| Spec | iPad Air M3 | iPad Air M4 13-inch |
|---|---|---|
| Rear camera | 12 MP | 12 MP |
| Front camera | 12 MP | 12 MP |
| Front camera position | Landscape edge | Landscape edge |
Battery & Connectivity
| Spec | iPad Air M3 | iPad Air M4 13-inch |
|---|---|---|
| Battery | 28.9 Wh | 36.6 Wh (winner) Biggest battery in class |
| Rated battery lifeManufacturer rating | 10 h | 10 h |
| Port | USB-C | USB-C |
| Cellular option | Yes | Yes |
| Wi-Fi | Wi-Fi 6E | Wi-Fi 7 |
Design & Build
| Spec | iPad Air M3 | iPad Air M4 13-inch |
|---|---|---|
| Height | 9.75 in | 11.05 in |
| Width | 7.03 in | 8.46 in |
| Thickness | 0.24 in | 0.24 in |
| Weight | 16.23 oz | N/A (not specified) |
Price
| Spec | iPad Air M3 | iPad Air M4 13-inch |
|---|---|---|
| Launch price | $599 (winner) | $799 |
“N/A” means the manufacturer does not specify the value or we could not confirm it. Figures marked “manufacturer rating” are the maker’s own claims, not our measurements.
Price & Value
Compare the launch prices and they sit 33% apart, or $200 in real money. The value question is simple: are 4 GB more RAM and 26% more battery capacity worth $200 to you? If so, the iPad Air M4 13-inch makes sense.
Prices shown are US launch prices as of March 2026. Retail prices change often, so it’s worth checking current offers.
Which One Should You Buy?
Choose the iPad Air M3 if…
- you’d rather keep $200 in your pocket
- you rarely use the areas where the newer model improves
- you value compactness over sheer size
Choose the iPad Air M4 13-inch if…
- you want more memory headroom for pro apps (12 GB vs 8 GB)
- you often work or watch far from an outlet (36.6 Wh vs 28.9 Wh battery)
- you use your tablet near bright windows or outdoors (600 nits vs 500 nits)
- you want the newer generation
Also Compared
Frequently Asked Questions
Should I buy the iPad Air M3 or the iPad Air M4 13-inch?
The iPad Air M4 13-inch wins more of the areas we compared, so it’s the safer pick unless you’re already happy with the iPad Air M3.
Is the iPad Air M4 13-inch worth it over the iPad Air M3?
It’s one of the more worthwhile generational jumps: the iPad Air M4 13-inch offers 4 GB more RAM, 26% more battery capacity and 20% higher brightness compared with the iPad Air M3.
Which has better battery life, the iPad Air M3 or the iPad Air M4 13-inch?
On paper, the iPad Air M3 and the iPad Air M4 13-inch are evenly matched on battery, so expect similar endurance.
Is the iPad Air M3 bigger than the iPad Air M4 13-inch?
The iPad Air M4 13-inch is the larger of the two. It measures 11.05 × 8.46 × 0.24 in, compared with 9.75 × 7.03 × 0.24 in for the iPad Air M3.
Is the iPad Air M3’s display better than the iPad Air M4 13-inch’s?
The iPad Air M4 13-inch has the edge here, offering 20% higher brightness.
Is the iPad Air M3 cheaper than the iPad Air M4 13-inch?
Going by launch prices, the iPad Air M3 costs $200 less than the iPad Air M4 13-inch. Prices as of March 2026; current offers may differ.
Executive Summary
The iPad Air M4 13-inch replaces the iPad Air M3, and my first question with any successor is always the same: what actually changed? The single spec I’d point a friend to is this: the iPad Air M4 13-inch has 4 GB more RAM. Plus, the iPad Air M4 13-inch gets 26% more battery capacity, which I wouldn’t overlook.
If you’d rather have strength in price, go with the iPad Air M3. If display is what you’d miss, go with the iPad Air M4 13-inch.
My pick: the iPad Air M4 13-inch, unless you’re already on the iPad Air M3 and happy with it.
Personal opinion based on the data above. Your priorities may differ.