Sharp - Keeps the Rhythm of Your Day
Merchant VideoDESIGNED FOR HEAVY SLEEPERS & DEEP SLEEP
Built specifically for people who sleep through phone alarms and standard clocks. The Sharp Big Bang delivers powerful wake performance for adults, teens, students, and shift workers who need dependable morning wake-ups.
115dB EXTREME WAKE-UP PERFORMANCE
Extra-loud alarm reaches up to 115dB — wake up on time for work, school, travel, or early schedules
Louder than Phone Alarms
DESIGNED FOR HEAVY SLEEPERS & DEEP SLEEP
Built for heavy sleepers—Sharp Big Bang delivers powerful, dependable wake-ups every morning.
6 Powerful Alarm Sounds for Heavy Sleepers
6 powerful alarms—Rooster, Bugle, Siren, Jackhammer, Beep & Nagging Voice to wake heavy sleepers.
Comparison Chart
 Sharp Super Loud Clock |  Sharp Vibrate/Loud Clock |  Sharp SPC100A Alarm Clock |  Sharp Clock w/USB Charge |  Sharp Battery Alarm Clock | |
|---|---|---|---|---|---|
Customer Reviews | — | — | — | — | — |
Price | — | — | — | — | — |
Alarm Type | Super Loud | Loud & Vbrating | Normal | Normal | Normal |
Snooze | Yes | Yes | Yes | Yes | Yes |
USB Charging | No | No | No | Yes | No |
Battery Back-Up | Yes | Yes | Yes | Yes | Battery Powered |
Power Type | Electric | Electric - Rechargeable | Electric | Electric | Battery |
Is this alarm clock loud enough for heavy sleepers?
Yes. The Sharp Big Bang reaches up to 115dB and is designed specifically for deep sleepers and people who sleep through phone alarms or standard bedside clocks.
Will this wake someone who sleeps through phone alarms?
The Big Bang alarm is significantly louder than most smartphone alarms and uses powerful wake sounds designed to break through deep sleep cycles.
Is this alarm clock good for shift workers or changing schedules?
Yes. Dual alarms allow separate wake times for rotating shifts, early mornings, or backup alarms, making it ideal for shift workers and busy schedules.
What happens if the power goes out overnight?
Battery backup keeps your alarm settings saved during power interruptions so your wake-up schedule remains protected.
Who is this alarm clock best for?
The Sharp Big Bang is ideal for heavy sleepers, teens, students, adults, and anyone needing a dependable alarm clock for work, school, or daily wake-up routines.
Sharp - Keeps the Rhythm of Your Day
Merchant VideoDESIGNED FOR HEAVY SLEEPERS & DEEP SLEEP
Built specifically for people who sleep through phone alarms and standard clocks. The Sharp Big Bang delivers powerful wake performance for adults, teens, students, and shift workers who need dependable morning wake-ups.
115dB EXTREME WAKE-UP PERFORMANCE
Extra-loud alarm reaches up to 115dB — wake up on time for work, school, travel, or early schedules
Louder than Phone Alarms
DESIGNED FOR HEAVY SLEEPERS & DEEP SLEEP
Built for heavy sleepers—Sharp Big Bang delivers powerful, dependable wake-ups every morning.
6 Powerful Alarm Sounds for Heavy Sleepers
6 powerful alarms—Rooster, Bugle, Siren, Jackhammer, Beep & Nagging Voice to wake heavy sleepers.
Comparison Chart
Sharp Super Loud Clock | Sharp Vibrate/Loud Clock | Sharp SPC100A Alarm Clock | Sharp Clock w/USB Charge | Sharp Battery Alarm Clock |
|---|---|---|---|---|
| Customer Reviews | ||||
| — | — | — | — | — |
| Price | ||||
| — | — | — | — | — |
| Alarm Type | ||||
| Super Loud | Loud & Vbrating | Normal | Normal | Normal |
| Snooze | ||||
| Yes | Yes | Yes | Yes | Yes |
| USB Charging | ||||
| No | No | No | Yes | No |
| Battery Back-Up | ||||
| Yes | Yes | Yes | Yes | Battery Powered |
| Power Type | ||||
| Electric | Electric - Rechargeable | Electric | Electric | Battery |
Is this alarm clock loud enough for heavy sleepers?
Yes. The Sharp Big Bang reaches up to 115dB and is designed specifically for deep sleepers and people who sleep through phone alarms or standard bedside clocks.
Will this wake someone who sleeps through phone alarms?
The Big Bang alarm is significantly louder than most smartphone alarms and uses powerful wake sounds designed to break through deep sleep cycles.
Is this alarm clock good for shift workers or changing schedules?
Yes. Dual alarms allow separate wake times for rotating shifts, early mornings, or backup alarms, making it ideal for shift workers and busy schedules.
What happens if the power goes out overnight?
Battery backup keeps your alarm settings saved during power interruptions so your wake-up schedule remains protected.
Who is this alarm clock best for?
The Sharp Big Bang is ideal for heavy sleepers, teens, students, adults, and anyone needing a dependable alarm clock for work, school, or daily wake-up routines.