Upgrade Offer from HDFC Millennia Diners Club to Diners Club Privilege

I have been offered an upgrade from Millenia Diners Club to Diners Club Privilege card. Should I go for it? I use an HDFC Millenia Card for Groceries.
I keep other credit cards mostly for travel spending; so for the HDFC Card reward points, I encash it for the credit card bill, giving me 1RP= 1Re.
Any experience with Diners Privilege card’s RP structure and value and is it a good option?

My Indian Credit card portfolio:

Axis Atlas - Travel Spends
HDFC Tata Neu Infinity - Tata offers
ICICI Emirates Skywards Rubyx - Travel Spends
Amex MRCC - Multiple Spends
RBL World Safari -Travel Spends
Yes Bank Elite+ -Lifestyle
SBI Etihad Guest Premier Card - Travel Spends
HDFC Millenia Diners Club - Grocery Spends
Standard Chartered EaseMyTrip - Travel Spends
 
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