Galaxy Buds 4 Pro vs Technics AZ100
Both the Galaxy Buds 4 Pro and the Technics AZ100 sit in the premium wireless earbuds class, and Samsung and Technics are clearly watching each other. Taken area by area, the Technics AZ100 wins 1 of 2. That doesn’t make the Galaxy Buds 4 Pro a bad choice, but it does set the baseline. That $50 launch price gap between the Technics AZ100 and the Galaxy Buds 4 Pro will shape the verdict as much as any spec.
At a glance
- Sound & Noise Cancelling Tie
- Battery & Charging Technics AZ100 wins
- Price Galaxy Buds 4 Pro wins
- Sound & Noise Cancelling10.0
- Battery & Charging3.6
- Sound & Noise Cancelling10.0
- Battery & Charging7.8
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 Technics AZ100 has 4 h more listening per charge
The Technics AZ100 doesn’t just edge this one; 10 h against 6 h is a lead you’ll feel. The Technics AZ100 runs longer before needing a break, so you’re less likely to be interrupted mid-podcast.
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The Galaxy Buds 4 Pro has a 0.03 oz lighter build
Big gap, real consequences. The Galaxy Buds 4 Pro’s 0.18 oz versus the Technics AZ100’s 0.21 oz changes how the two compare in daily use. Fit and pressure matter as much as weight, but a lighter build is a good starting point for comfort.
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The Galaxy Buds 4 Pro has a tougher IP57 rating
The Technics AZ100 is clearly behind on water resistance (IPX4 against IP57), and that’s one of its biggest weak spots in this matchup. A higher water resistance rating gives more protection against sweat and rain during workouts.
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The Technics AZ100 has
You may not notice this one every day, but the Technics AZ100’s 1.48 oz is a step ahead of the Galaxy Buds 4 Pro’s 1.56 oz. A lighter case is easier to carry in a pocket or a small bag.
Design & Size
The Technics AZ100 is 0.03 oz heavier than the Galaxy Buds 4 Pro.
Fit & Build
| Spec | Galaxy Buds 4 Pro | Technics AZ100 |
|---|---|---|
| Form factor | In-ear | In-ear (stemless) |
| Water resistance | IP57 (winner) | IPX4 |
| Weight (per earbud / headset) | 0.18 oz (winner) | 0.21 oz |
| Case weight | 1.56 oz | 1.48 oz (winner) |
Sound & Noise Cancelling
Too close to call
Evenly matched is the fairest summary of the sound & noise cancelling section. For sound & noise cancelling, pick whichever you prefer for other reasons.
Driver size
Galaxy Buds 4 Pro: 0.43 in Technics AZ100: 0.39 in Larger drivers can move more air, while smaller ones allow a more compact design; neither guarantees better sound.
Battery & Charging
Technics AZ100 leads
When it comes to battery & charging, the Technics AZ100 is comfortably ahead. On the Technics AZ100, you get 4 h more listening per charge. Ratings usually assume moderate volume and specific settings, so real results vary. Weighing only battery & charging, the Technics AZ100 comes out ahead.
Battery (single charge)
Galaxy Buds 4 Pro: 6 h Technics AZ100: 10 h Longer listening per charge matters on long flights, workdays and road trips.
Features & Connectivity
For features & connectivity, the differences are in the specifics (component names and types), so the table is the place to look.
Full Specifications
Sound & Noise Cancelling
| Spec | Galaxy Buds 4 Pro | Technics AZ100 |
|---|---|---|
| Driver size | 0.43 in | 0.39 in |
| Active noise cancelling | Yes | Yes |
| Transparency mode | Yes | Yes |
| Bluetooth codecs | SSC HiFi, SSC UHQ, AAC, SBC, LC3 | SBC, AAC, LDAC, LC3 |
Battery & Charging
| Spec | Galaxy Buds 4 Pro | Technics AZ100 |
|---|---|---|
| Battery (single charge)Manufacturer rating, ANC on where available | 6 h | 10 h (winner) Longest listening per charge |
| Battery (with case)Manufacturer rating | 26 h | 28 h |
| Wireless charging | Yes | Yes |
| Charging port | USB-C | USB-C |
Features & Connectivity
| Spec | Galaxy Buds 4 Pro | Technics AZ100 |
|---|---|---|
| Bluetooth | Bluetooth 6.1 | Bluetooth 5.3 |
| Multipoint | N/A (not specified) | Yes |
| Heart-rate sensing | N/A (not specified) | No |
Fit & Build
| Spec | Galaxy Buds 4 Pro | Technics AZ100 |
|---|---|---|
| Form factor | In-ear | In-ear (stemless) |
| Water resistance | IP57 (winner) | IPX4 |
| Weight (per earbud / headset) | 0.18 oz (winner) | 0.21 oz |
| Case weight | 1.56 oz | 1.48 oz (winner) |
Price
| Spec | Galaxy Buds 4 Pro | Technics AZ100 |
|---|---|---|
| Launch price | $250 (winner) | $300 |
“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
At launch, the Technics AZ100 cost $50 more than the Galaxy Buds 4 Pro. In percentage terms, that’s 20%. The Technics AZ100 justifies part of its $50 premium with 4 h more listening per charge.
Prices shown are US launch prices as of February 2026. Retail prices change often, so it’s worth checking current offers.
Which One Should You Buy?
Choose the Galaxy Buds 4 Pro if…
- you want the lighter fit (0.18 oz vs 0.21 oz)
- you work out hard or get caught in the rain (IP57 vs IPX4)
- you’re working to a firm budget and $50 matters
Choose the Technics AZ100 if…
- you want longer listening per charge (10 h vs 6 h)
- you want the lighter case (1.48 oz vs 1.56 oz)
- you already know your way around Technics’s products
Also Compared
Frequently Asked Questions
Which is better for most people, the Galaxy Buds 4 Pro or the Technics AZ100?
We’d point most buyers to the Technics AZ100. The main exception is if you need a 0.03 oz lighter build, which only the Galaxy Buds 4 Pro offers.
Which has better battery life, the Galaxy Buds 4 Pro or the Technics AZ100?
On paper, the Technics AZ100 has the edge: 10 h of battery (single charge) against 6 h for the Galaxy Buds 4 Pro. Real-world results also depend on how you use it.
Is the Galaxy Buds 4 Pro cheaper than the Technics AZ100?
The Technics AZ100 launched at $50 more than the Galaxy Buds 4 Pro, based on prices as of February 2026.
Which weighs less, the Galaxy Buds 4 Pro or the Technics AZ100?
On the scale, the Galaxy Buds 4 Pro comes out ahead at 0.03 oz lighter than the Technics AZ100.
Executive Summary
The Galaxy Buds 4 Pro from Samsung and the Technics AZ100 from Technics go after the same buyer. Here’s how I see them. Practically speaking, the Technics AZ100’s biggest advantage is 4 h more listening per charge. Add to the list, and the Technics AZ100 looks even better. I’ll admit the Galaxy Buds 4 Pro has a point with a 0.03 oz lighter build.
The Galaxy Buds 4 Pro is for you if comfort tops your list; the Technics AZ100 is for you if battery & charging does.
My pick: the Technics AZ100 is the one I’d buy, unless what you want most is a 0.03 oz lighter build.
Personal opinion based on the data above. Your priorities may differ.