Buy the Bose QuietComfort Headphones.

The JBL is a fine cheap pair of headphones, the Bose is the one you actually want on your ears every day.

What was compared

Bose QuietComfort Headphones - Wireless Bluetooth Headphones, Active Over Ear Noise Cancel... — $239.99
JBL Tune 510BT - Bluetooth headphones with up to 40 hours battery, microphone for call, fo... — $39.95

1. Blocks noise the JBL simply can't touch
Bose's active noise cancelling shuts out planes, open offices and traffic. The JBL Tune 510BT has no ANC at all, just passive on-ear cushioning. If you fly, commute or work somewhere loud, this is the entire reason to spend more.
2. Sound that stays clean when you push it
Bose's over-ear drivers give richer, more balanced audio with adjustable EQ. Reviewers call the JBL Tune 510BT decent and good bang for the buck, not a marvel sound-wise, and it can turn muddy at higher volume.
3. Ears stop hurting after hour three
Bose's cups fully surround your ear with plush padding built for extra-long sessions. JBL's on-ear design presses directly on your ear, which gets uncomfortable on long commutes or workdays. That difference shows up daily, not just on a spec sheet.
4. Still holds its fit and finish years later
Bose builds the QuietComfort to feel the same on year five as day one, with reviewers confirming the cushions and fit hold up over time. Budget on-ear pairs like the JBL typically show hinge wear and cushion peeling much sooner.
5. Yes it costs six times more. Buy it anyway.
JBL's 40 hour battery beats Bose's 24, but both outlast a full day and recharge overnight, so that gap never actually bites. The extra $200 buys real noise cancelling, better sound and comfort you notice every single day, not a number you never reach.