The budget for a honeymoon trip to Bali and Singapore can vary widely based on factors such as travel style, accommodation preferences, dining choices, activities, and overall spending habits. Here's a rough breakdown of potential costs for a 7-night, 8-day honeymoon trip to both destinations:

Bali:

Accommodation: Bali offers a wide range of accommodation options, from budget-friendly to luxurious resorts. On average, you might spend around $100 to $300 per night, depending on your preferences.
Food: Dining costs can vary based on where you choose to eat. Budget around $20 to $50 per day per person for meals.
Transportation: Transportation costs can include airport transfers, local transportation, and possibly hiring a driver for sightseeing. Allocate around $20 to $50 per day for transportation.
Activities and Excursions: Bali offers a variety of activities, such as temple visits, water sports, and spa treatments. Plan for around $50 to $100 per day for activities.
Singapore:

Accommodation: Accommodation in Singapore tends to be slightly more expensive than Bali. Budget around $150 to $400 per night, depending on your choice of hotel.
Food: Singapore is known for its diverse culinary scene. Expect to spend around $30 to $80 per day per person for meals.
Transportation: Singapore has an efficient public transportation system. Factor in around $10 to $20 per day for transportation.
Activities and Attractions: Singapore offers attractions like Universal Studios, Gardens by the Bay, and Sentosa Island. Plan for around $50 to $100 per day for activities.
Miscellaneous:

Don't forget to account for other expenses like shopping, souvenirs, and unforeseen costs. A buffer of around $200 to $300 for miscellaneous expenses can be helpful.

Total Budget Range:

Here's a rough breakdown of the total budget range for a 7-night, 8-day honeymoon trip to Bali and Singapore:

Accommodation (Bali): $700 - $2,100
Food (Bali): $140 - $350
Transportation (Bali): $140 - $350
Activities (Bali): $350 - $700
Accommodation (Singapore): $1,050 - $3,200
Food (Singapore): $210 - $560
Transportation (Singapore): $70 - $160
Activities (Singapore): $350 - $700
Miscellaneous: $200 - $300
Estimated Total Budget Range: $3,200 - $10,320

Please note that these estimates are approximate and can vary based on your choices and preferences. It's always a good idea to research specific costs, compare accommodation options, and plan your activities in advance to create a budget tailored to your needs. Additionally, currency exchange rates and seasonal variations can also impact your budget, so it's advisable to consider these factors as well.