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Head-to-head · Physical Alarm Clocks

IKEA RÖDSTRÄFSE Alarm Clock with Hygro-/Thermometer vs Philips SmartSleep Sleep and Wake-Up Light HF3650/60

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score 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 Sleep and Wake-Up Light HF3650/60 #4 in Physical Alarm Clocks 8.9/10 Paid ✓ 2 of 5 features Visit Philips

IKEA RÖDSTRÄFSE Alarm Clock with Hygro-/Thermometer leads on 0 checks, Philips SmartSleep Sleep and Wake-Up Light HF3650/60 on 1, and 4 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreIKEA RÖDSTRÄFSE Alarm Clock with Hygro-/Thermometer · 9.0/10

IKEA RÖDSTRÄFSE Alarm Clock with Hygro-/Thermometer scores higher on our rubric for physical alarm clocks: 9.0 against 8.9 out of 10; our editors rank them #3 and #4.

On alarm type, Philips SmartSleep Sleep and Wake-Up Light HF3650/60 gives you Sunrise where IKEA RÖDSTRÄFSE Alarm Clock with Hygro-/Thermometer offers Digital. Philips SmartSleep Sleep and Wake-Up Light HF3650/60 offers fm radio; IKEA RÖDSTRÄFSE Alarm Clock with Hygro-/Thermometer doesn't.

IKEA RÖDSTRÄFSE Alarm Clock with Hygro-/Thermometer is the better fit for affordable dual alarms and room readings. Philips SmartSleep Sleep and Wake-Up Light HF3650/60 is the better fit for A feature-rich sunrise and wind-down routine.

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

    Affordable dual alarms and room readings

  • Philips SmartSleep Sleep and Wake-Up Light HF3650/60 fits best

    A feature-rich sunrise and wind-down routine

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 IKEA RÖDSTRÄFSE Alarm Clock with Hygro-/Thermometer 9.0/10 Visit ↗ Philips SmartSleep Sleep and Wake-Up Light HF3650/60 8.9/10 Visit ↗
At a glance
Editor score 9.0 8.9
Ranking #3 in Physical Alarm Clocks #4 in Physical Alarm Clocks
Best for Affordable dual alarms and room readings A feature-rich sunrise and wind-down routine
Pricing model Paid Paid
Starting price $14.99one-time Not checked yet
Free plan — —
Free trial — —
Features IKEA RÖDSTRÄFSE Alarm Clock with Hygro-/Thermometer 2/5 · Philips SmartSleep Sleep and Wake-Up Light HF3650/60 2/5
Power backup Not checked yet Not checked yet
Dual alarms ✓ (best) Not checked yet
FM radio — ✓ (best)
Display dimming ✓ ✓
Projection rotation — —
Specs
Alarm type Digital Sunrise
Our review
Pros
  • 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
  • Gradually brightens before the alarm and dims for a sunset routine
  • Offers RelaxBreathe guidance, seven wake sounds and FM radio
  • Includes 25 brightness settings, a midnight light and device charging
Cons
  • Requires two AA batteries, sold separately
  • No radio functionality
  • Simpler feature set than clocks with broader functions
  • No smartphone control or app-enabled alarm scheduler
  • Support channels are limited to documentation
  • At $199.99, it is a paid bedside-light purchase
Our verdict

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 →

Philips SmartSleep Sleep and Wake-Up Light HF3650/60 combines a sunrise alarm with lighting and wind-down functions for people who want a bedside routine in one device. The light gradually brightens before the alarm, and waking can use one…

Read the review →
  1. IKEA RÖDSTRÄFSE Alarm Clock with Hygro-/ThermometerPhysical Alarm Clocks 9.0From $14.99
  2. Philips SmartSleep Sleep and Wake-Up Light HF3650/60Physical Alarm Clocks 8.9Paid

Strengths and trade-offs

  • 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 Sleep and Wake-Up Light HF3650/60 — where it wins

    • Gradually brightens before the alarm and dims for a sunset routine
    • Offers RelaxBreathe guidance, seven wake sounds and FM radio
    • Includes 25 brightness settings, a midnight light and device charging

    Where it doesn't

    • No smartphone control or app-enabled alarm scheduler
    • Support channels are limited to documentation
    • At $199.99, it is a paid bedside-light purchase
  • 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 →
  • Philips SmartSleep Sleep and Wake-Up Light HF3650/608.9/10 · Paid

    A bedside light for gradual waking and evening routines, without app-based alarm control.

    Visit PhilipsFull 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