What to know about Philips HF3520/60
Why it stands out
Why we like it
It adds FM radio, tap snooze and a sunset mode. CNN Underscored, Popular Science and This Old House recommend it. Amazon sells it directly.
What to know
Score breakdown
Measured brightness at pillow distance, smoothness and warmth of the ramp, and range of sunrise durations
Alarm reliability and loudness, quality and variety of wake and sleep sounds, ability to wake heavy sleepers
Setup, on-device controls, readable display that dims at night, how much it depends on an app or Wi-Fi
Sunset/wind-down, reading lamp, night light, radio, Bluetooth, sound machine, smart integrations
Build quality, firmware and Wi-Fi stability, warranty length, owner-reported failures
Flicker, low-blue evening light, medical-device registration, battery chemistry, recalls
Performance per dollar including any required subscriptions
Philips HF3520/60 specs
Light
- Measured brightness at 18 in
- 280 lux
- Longest sunrise duration
- 40 min
- Sunrise duration options
- 20-40 min in 5-min steps (Optimize Your Biology)
- Sunset / wind-down light
- Yes
Sound
- Built-in sounds
- 5 sounds
- FM radio
- Yes
- Bluetooth audio
- No
Smart
- App required for setup/core use
- No
- Subscription
- None
Hardware
- Power source
- Plug-in (PowerBackUp+ per Walmart listing title)
Compare prices
Prices are checked periodically. Older amounts are labeled with their last verification date.
Disclosure: We may earn a commission when you purchase through links on this page. This does not affect our editorial rankings.
Prices and availability may change. The retailer's price and availability at checkout govern the transaction.
| Retailer | Price | Availability | |
|---|---|---|---|
| AmazonLowest | $124.99 | In Stock | View deal |
| Walmart |
$129.95
Last known price — verified Oct 31, 2026; may have changed |
Check at retailer | Check at retailer |
Based on 5 retailer price observations captured during the last 90 days.