HEAD-TO-HEAD COMPARISON

Ultimate Ears Wonderboom 4 vs Sony ULT Field 1

Compare Ultimate Ears Wonderboom 4 vs Sony ULT Field 1 with real differences in specs, value, strengths, trade-offs, and buying fit for portable speakers buyers.

OVERALL WINNER
Ultimate Ears

Ultimate Ears Wonderboom 4

PROS
  • + USB-C charging
  • + Built-in speakerphone
View on Amazon
Sony

Sony ULT Field 1

PROS
  • + Bluetooth 5.3 multipoint
  • + Compact and lightweight
View on Amazon

THE VERDICT

Wonderboom 4 is the stronger buy for most people because it combines the broader spec lead with a more defensible price. ULT Field 1 is not a bad pick, but it only makes more sense if its narrower strengths line up exactly with your workload.

Buy Wonderboom 4 if you want the safest all-round choice in this price tier.
Pick ULT Field 1 only when one of its standout strengths matters more than balanced value.
Do not compare these two in isolation; keep your actual budget ceiling in view.

CRITERIA BREAKDOWN

Price Positioning

Ultimate Ears Wonderboom 4
Sony ULT Field 1

Wonderboom 4 is the easier buy if your goal is maximum value efficiency in this segment.

Overall Score

Ultimate Ears Wonderboom 4
Sony ULT Field 1

Wonderboom 4 carries the stronger OverLKD score and therefore the broader all-round recommendation.

Output

Ultimate Ears Wonderboom 4
Sony ULT Field 1

ULT Field 1 leads on output based on the harder spec line.

Battery

Ultimate Ears Wonderboom 4
Sony ULT Field 1

Wonderboom 4 leads on battery based on the harder spec line.

Waterproofing

Ultimate Ears Wonderboom 4
Sony ULT Field 1

Both products are close enough on waterproofing that this row is not a deciding factor alone.

Connectivity

Ultimate Ears Wonderboom 4
Sony ULT Field 1

Wonderboom 4 leads on connectivity based on the harder spec line.

THE BIG DIFFERENCES

  • Wonderboom 4 wins the value argument while keeping the gap to ULT Field 1 within the same budget segment.
  • Wonderboom 4 leads on Battery: 14 hrs, Connectivity: Bluetooth 5.3, Weight: 420g.
  • ULT Field 1 still has a case if you care more about output than balanced value.
SPECUltimate Ears Wonderboom 4Sony ULT Field 1READOUT
Output14W30WULT Field 1 leads on output based on the harder spec line.
Battery14 hrs12 hrsWonderboom 4 leads on battery based on the harder spec line.
WaterproofingIP67 + floatsIP67Both products are close enough on waterproofing that this row is not a deciding factor alone.
ConnectivityBluetooth 5.3Bluetooth 5.2Wonderboom 4 leads on connectivity based on the harder spec line.
Weight420g650gWonderboom 4 leads on weight based on the harder spec line.

SPECIFICATIONS

SPECIFICATIONS
BEST OVERALL
Ultimate Ears Wonderboom 4
EXCELLENT ALTERNATIVE
Sony ULT Field 1
ACTIONView on Amazon ↗View on Amazon ↗
OVERLKD SCORE
39/100
39/100
OUTPUT14W30W
BATTERY14 hrs12 hrs
WATERPROOFINGIP67 + floatsIP67
CONNECTIVITYBluetooth 5.3Bluetooth 5.2
WEIGHT420g650g

BUYING TAKEAWAY

If you want the shortest answer: buy Wonderboom 4 unless ULT Field 1's specific advantage is exactly what you need.

Winner: Ultimate Ears Wonderboom 4