How to do the Alternating Dumbbell Decline Bench Press
- Adjust the bench to a slight decline and secure your legs underneath.
- Lower the dumbbells to the sides of your chest, elbows angled in toward your sides.
- Press one dumbbell up until that arm is straight, the other staying low.
- Lower it back to your chest, then press with the other arm.
Full technique — 7 steps
- Set a bench to a slight decline and secure your legs under the pads.
- Lie back with a dumbbell in each hand and kick them into position over your chest.
- Turn the dumbbells so your palms face your feet or slightly inward, with wrists directly over your elbows.
- Lower the dumbbells to either side of your lower chest with your elbows angled in toward your sides.
- Press one dumbbell up until that arm is fully extended while the other stays at chest level.
- Lower it back to your chest under control, then press the other dumbbell.
- Keep your hips on the bench and your torso still as the sides alternate.
Common mistakes
- Dumbbells drifting toward the face
- Pressing with flared elbows
- Shoulders rolling forward at top
- Twisting the torso toward the pressing arm
- Uneven arm extension between sides
Form cues
- Keep elbows angled in
- Keep wrists over elbows
- Don't roll shoulders forward
- Legs secured under pads
- Keep the waiting arm still
Compared with similar variants
| Alternating Dumbbell Decline Bench Press | Barbell Bench Press | Dumbbell Bench Press | Barbell Incline Bench Press | |
|---|---|---|---|---|
| Level | Intermediate | Intermediate | Beginner | Intermediate |
| Technique to learn | moderate | moderate | moderate | moderate |
| How tiring | moderate | high | moderate | high |
| Shoulder | moderate | moderate | moderate | moderate |
| Elbow | low | low | low | low |
| Equipment | Dumbbells, Adjustable bench | Barbell, Flat bench, Squat rack | Dumbbells, Flat bench | Barbell, Adjustable bench, Squat rack |
An estimate from our exercise ratings, not medical advice. How we rate exercises
Substitutes by equipment
Same muscles, same movement — pick the version you have the gear for.
Machine
- Machine Decline Chest Press Easier
- Smith Machine Decline Press Easier
Resistance bands
Weight plates
- Deficit Push-Up Easier
No equipment
- Incline Push-Up Easier
Where to start and where to go next
Same muscles, same movement. Too hard for now — step down; once it gets easy — step up.
- Easier Alternating Machine Decline Chest Press
- Easier Decline Dumbbell Hex Press
- This exercise Alternating Dumbbell Decline Bench Press
Too hard for now? Start with the Decline Dumbbell Hex Press.
Quick answers
What muscles does the Alternating Dumbbell Decline Bench Press work?
Primary: Lower chest 9/10, Mid chest 7/10. Also works: Triceps 6/10, Front delts 5/10, Rotator Cuff 3/10.
Which joints does the Alternating Dumbbell Decline Bench Press load?
Shoulder: moderate, Elbow: low, Wrist: low. Shoulder — lighter options: Resistance Band Standing Chest Press, Resistance Band Chest Press, Alternating Resistance Band High-to-Low Chest Press.
When should I do the Alternating Dumbbell Decline Bench Press in a workout?
Second big lift. Goes after the main lift, while there is still energy for heavy work. ≈ 11 min with rest.
How many sets and reps of the Alternating Dumbbell Decline Bench Press?
Strength: 3–4 sets of 5–8 reps, rest 2 min 30 s, 2 reps in reserve. Muscle growth: 3–4 sets of 8–12 reps, rest 1 min 30 s, 2–3 reps in reserve. Endurance: 2–3 sets of 15–20 reps, rest 1 min, 3–4 reps in reserve.
What can I do instead of the Alternating Dumbbell Decline Bench Press?
Machine: Machine Decline Chest Press, Smith Machine Decline Press. Resistance bands: Alternating Resistance Band High-to-Low Chest Press, Resistance Band High-to-Low Chest Press. Weight plates: Deficit Push-Up. No equipment: Incline Push-Up.
What is an easier version of the Alternating Dumbbell Decline Bench Press?
Decline Dumbbell Hex Press (Intermediate), Alternating Machine Decline Chest Press (Beginner).
