Suggestions appear as you type. Use the up and down arrows to choose one and Enter to open it.

This page's audience real numbers from our own analytics — open to see them
–Visitors
–Page views
–Clicks to vendors
–Time on page
–Reading now
Clicks to vendors, by tool
  • –
Top countries
  • –
Devices
  • –

– · counted by iTechGuides's own first-party analytics, bots removed, every figure rounded down · how we count

Head-to-head · Physical Alarm Clocks

Philips SmartSleep Wake-up Light HF3520/60 vs IKEA RÖDSTRÄFSE Alarm Clock with Hygro-/Thermometer

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score Philips SmartSleep Wake-up Light HF3520/60 #1 in Physical Alarm Clocks 9.2/10 Paid ✓ 4 of 5 features Visit Philips
IKEA RÖDSTRÄFSE Alarm Clock with Hygro-/Thermometer #3 in Physical Alarm Clocks 9.0/10 From $14.99 ✓ 2 of 5 features Visit IKEA

Philips SmartSleep Wake-up Light HF3520/60 leads on 1 check, IKEA RÖDSTRÄFSE Alarm Clock with Hygro-/Thermometer on 0, and 5 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scorePhilips SmartSleep Wake-up Light HF3520/60 · 9.2/10
  • Most featuresPhilips SmartSleep Wake-up Light HF3520/60 · 4 of 5

Philips SmartSleep Wake-up Light HF3520/60 scores higher on our rubric for physical alarm clocks: 9.2 against 9.0 out of 10; our editors rank them #1 and #3.

On alarm type, Philips SmartSleep Wake-up Light HF3520/60 gives you Sunrise where IKEA RÖDSTRÄFSE Alarm Clock with Hygro-/Thermometer offers Digital. Philips SmartSleep Wake-up Light HF3520/60 offers fm radio; IKEA RÖDSTRÄFSE Alarm Clock with Hygro-/Thermometer doesn't.

Philips SmartSleep Wake-up Light HF3520/60 is the better fit for sunrise waking with radio and two alarms. IKEA RÖDSTRÄFSE Alarm Clock with Hygro-/Thermometer is the better fit for affordable dual alarms and room readings.

  • Philips SmartSleep Wake-up Light HF3520/60 fits best

    Sunrise waking with radio and two alarms

  • IKEA RÖDSTRÄFSE Alarm Clock with Hygro-/Thermometer fits best

    Affordable dual alarms and room readings

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. How we rank.

Side by side

Feature Philips SmartSleep Wake-up Light HF3520/60 9.2/10 Visit ↗ IKEA RÖDSTRÄFSE Alarm Clock with Hygro-/Thermometer 9.0/10 Visit ↗
At a glance
Editor score 9.2 9.0
Ranking #1 in Physical Alarm Clocks #3 in Physical Alarm Clocks
Best for Sunrise waking with radio and two alarms Affordable dual alarms and room readings
Pricing model Paid Paid
Starting price Not checked yet $14.99one-time
Free plan — —
Free trial — —
Built for Solo Solo
Features Philips SmartSleep Wake-up Light HF3520/60 4/5 · IKEA RÖDSTRÄFSE Alarm Clock with Hygro-/Thermometer 2/5
Power backup ✓ (best) Not checked yet
Dual alarms ✓ ✓
FM radio ✓ (best) —
Display dimming ✓ ✓
Projection rotation — —
Specs
Alarm type Sunrise Digital
Our review
Pros
  • Colored sunrise gradually brightens over an adjustable 20–40 minutes
  • Choose from five natural wake-up sounds or FM radio
  • Two separate alarms, plus time backup for four to eight hours
  • Shows time, date, temperature, and humidity at a glance
  • Two separate alarm times and a nine-minute snooze
  • Light sensor adjusts display brightness to its surroundings
Cons
  • No projection or projection rotation
  • Only documentation is listed as a support channel
  • Time backup does not establish alarm operation during an outage
  • Requires two AA batteries, sold separately
  • No radio functionality
  • Simpler feature set than clocks with broader functions
Our verdict

A bedside lamp and alarm clock in one, the Philips SmartSleep Wake-up Light HF3520/60 is aimed at people who want light to become part of waking up, rather than relying only on a buzzer. Its colored sunrise gradually brightens over an…

Read the review →

RÖDSTRÄFSE is IKEA’s battery-powered digital bedside alarm clock for people who want two alarm times alongside basic room readings. Its display shows the time, alarm status, date, temperature, and humidity, so it combines wake-up functions…

Read the review →
  1. Philips SmartSleep Wake-up Light HF3520/60Physical Alarm Clocks 9.2Paid
  2. IKEA RÖDSTRÄFSE Alarm Clock with Hygro-/ThermometerPhysical Alarm Clocks 9.0From $14.99

Strengths and trade-offs

  • Philips SmartSleep Wake-up Light HF3520/60 — where it wins

    • Colored sunrise gradually brightens over an adjustable 20–40 minutes
    • Choose from five natural wake-up sounds or FM radio
    • Two separate alarms, plus time backup for four to eight hours

    Where it doesn't

    • No projection or projection rotation
    • Only documentation is listed as a support channel
    • Time backup does not establish alarm operation during an outage

  • IKEA RÖDSTRÄFSE Alarm Clock with Hygro-/Thermometer — where it wins

    • Shows time, date, temperature, and humidity at a glance
    • Two separate alarm times and a nine-minute snooze
    • Light sensor adjusts display brightness to its surroundings

    Where it doesn't

    • Requires two AA batteries, sold separately
    • No radio functionality
    • Simpler feature set than clocks with broader functions
  • Philips SmartSleep Wake-up Light HF3520/609.2/10 · Paid

    A feature-rich bedside light for sunrise waking, with radio and separate alarms.

    Visit PhilipsFull verdict →
  • IKEA RÖDSTRÄFSE Alarm Clock with Hygro-/Thermometer9.0/10 · From $14.99

    An affordable bedside clock with dual alarms and useful room readings.

    Visit IKEAFull verdict →

More comparisons

All physical alarm clocks comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update